2165519895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 4428103680

約数和(自身を除く): 2262583785

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 103, 105, 109, 165, 167, 231, 309, 327, 385, 501, 515, 545, 721, 763, 835, 1133, 1155, 1169, 1199, 1545, 1635, 1837, 2163, 2289, 2505, 3399, 3507, 3597, 3605, 3815, 5511, 5665, 5845, 5995, 7931, 8393, 9185, 10815, 11227, 11445, 12859, 16995, 17201, 17535, 17985, 18203, 23793, 25179, 27555, 33681, 38577, 39655, 41965, 51603, 54609, 56135, 64295, 78589, 86005, 91015, 118965, 120407, 123497, 125895, 127421, 168405, 189211, 192885, 200233, 235767, 258015, 273045, 361221, 370491, 382263, 392945, 567633, 600699, 602035, 617485, 637105, 864479, 946055, 1001165, 1178835, 1324477, 1401631, 1806105, 1852455, 1874909, 1911315, 2593437, 2838165, 3003495, 3973431, 4204893, 4322395, 5624727, 6622385, 7008155, 9374545, 12967185, 13124363, 19867155, 20623999, 21024465, 28123635, 39373089, 61871997, 65621815, 103119995, 144367993, 196865445, 309359985, 433103979, 721839965, 2165519895]

約数ペア:

[(1, 2165519895), (3, 721839965), (5, 433103979), (7, 309359985), (11, 196865445), (15, 144367993), (21, 103119995), (33, 65621815), (35, 61871997), (55, 39373089), (77, 28123635), (103, 21024465), (105, 20623999), (109, 19867155), (165, 13124363), (167, 12967185), (231, 9374545), (309, 7008155), (327, 6622385), (385, 5624727), (501, 4322395), (515, 4204893), (545, 3973431), (721, 3003495), (763, 2838165), (835, 2593437), (1133, 1911315), (1155, 1874909), (1169, 1852455), (1199, 1806105), (1545, 1401631), (1635, 1324477), (1837, 1178835), (2163, 1001165), (2289, 946055), (2505, 864479), (3399, 637105), (3507, 617485), (3597, 602035), (3605, 600699), (3815, 567633), (5511, 392945), (5665, 382263), (5845, 370491), (5995, 361221), (7931, 273045), (8393, 258015), (9185, 235767), (10815, 200233), (11227, 192885), (11445, 189211), (12859, 168405), (16995, 127421), (17201, 125895), (17535, 123497), (17985, 120407), (18203, 118965), (23793, 91015), (25179, 86005), (27555, 78589), (33681, 64295), (38577, 56135), (39655, 54609), (41965, 51603)]