281681946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{449}}^1$

素因数の和:860

約数の個数: 96

約数和(自身を含む): 754790400

約数和(自身を除く): 473108454

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 383, 449, 546, 766, 819, 898, 1149, 1347, 1638, 2298, 2681, 2694, 3143, 3447, 4041, 4979, 5362, 5837, 6286, 6894, 8043, 8082, 9429, 9958, 11674, 14937, 16086, 17511, 18858, 24129, 28287, 29874, 34853, 35022, 40859, 44811, 48258, 52533, 56574, 69706, 81718, 89622, 104559, 105066, 122577, 171967, 209118, 245154, 313677, 343934, 367731, 515901, 627354, 735462, 1031802, 1203769, 1547703, 2235571, 2407538, 3095406, 3611307, 4471142, 6706713, 7222614, 10833921, 13413426, 15648997, 20120139, 21667842, 31297994, 40240278, 46946991, 93893982, 140840973, 281681946]

約数ペア:

[(1, 281681946), (2, 140840973), (3, 93893982), (6, 46946991), (7, 40240278), (9, 31297994), (13, 21667842), (14, 20120139), (18, 15648997), (21, 13413426), (26, 10833921), (39, 7222614), (42, 6706713), (63, 4471142), (78, 3611307), (91, 3095406), (117, 2407538), (126, 2235571), (182, 1547703), (234, 1203769), (273, 1031802), (383, 735462), (449, 627354), (546, 515901), (766, 367731), (819, 343934), (898, 313677), (1149, 245154), (1347, 209118), (1638, 171967), (2298, 122577), (2681, 105066), (2694, 104559), (3143, 89622), (3447, 81718), (4041, 69706), (4979, 56574), (5362, 52533), (5837, 48258), (6286, 44811), (6894, 40859), (8043, 35022), (8082, 34853), (9429, 29874), (9958, 28287), (11674, 24129), (14937, 18858), (16086, 17511)]