205877646

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 528353280

約数和(自身を除く): 322475634

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 41, 46, 54, 69, 78, 82, 117, 123, 138, 207, 234, 246, 299, 311, 351, 369, 414, 533, 598, 621, 622, 702, 738, 897, 933, 943, 1066, 1107, 1242, 1599, 1794, 1866, 1886, 2214, 2691, 2799, 2829, 3198, 4043, 4797, 5382, 5598, 5658, 7153, 8073, 8086, 8397, 8487, 9594, 12129, 12259, 12751, 14306, 14391, 16146, 16794, 16974, 21459, 24258, 24518, 25461, 25502, 28782, 36387, 36777, 38253, 42918, 50922, 64377, 72774, 73554, 76506, 92989, 109161, 110331, 114759, 128754, 165763, 185978, 193131, 218322, 220662, 229518, 278967, 293273, 330993, 331526, 344277, 386262, 497289, 557934, 586546, 661986, 688554, 836901, 879819, 994578, 1491867, 1673802, 1759638, 2510703, 2639457, 2983734, 3812549, 4475601, 5021406, 5278914, 7625098, 7918371, 8951202, 11437647, 15836742, 22875294, 34312941, 68625882, 102938823, 205877646]

約数ペア:

[(1, 205877646), (2, 102938823), (3, 68625882), (6, 34312941), (9, 22875294), (13, 15836742), (18, 11437647), (23, 8951202), (26, 7918371), (27, 7625098), (39, 5278914), (41, 5021406), (46, 4475601), (54, 3812549), (69, 2983734), (78, 2639457), (82, 2510703), (117, 1759638), (123, 1673802), (138, 1491867), (207, 994578), (234, 879819), (246, 836901), (299, 688554), (311, 661986), (351, 586546), (369, 557934), (414, 497289), (533, 386262), (598, 344277), (621, 331526), (622, 330993), (702, 293273), (738, 278967), (897, 229518), (933, 220662), (943, 218322), (1066, 193131), (1107, 185978), (1242, 165763), (1599, 128754), (1794, 114759), (1866, 110331), (1886, 109161), (2214, 92989), (2691, 76506), (2799, 73554), (2829, 72774), (3198, 64377), (4043, 50922), (4797, 42918), (5382, 38253), (5598, 36777), (5658, 36387), (7153, 28782), (8073, 25502), (8086, 25461), (8397, 24518), (8487, 24258), (9594, 21459), (12129, 16974), (12259, 16794), (12751, 16146), (14306, 14391)]