1609452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 4637360

約数和(自身を除く): 3027908

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 181, 228, 234, 247, 342, 362, 468, 494, 543, 684, 724, 741, 988, 1086, 1482, 1629, 2172, 2223, 2353, 2964, 3258, 3439, 4446, 4706, 6516, 6878, 7059, 8892, 9412, 10317, 13756, 14118, 20634, 21177, 28236, 30951, 41268, 42354, 44707, 61902, 84708, 89414, 123804, 134121, 178828, 268242, 402363, 536484, 804726, 1609452]

約数ペア:

[(1, 1609452), (2, 804726), (3, 536484), (4, 402363), (6, 268242), (9, 178828), (12, 134121), (13, 123804), (18, 89414), (19, 84708), (26, 61902), (36, 44707), (38, 42354), (39, 41268), (52, 30951), (57, 28236), (76, 21177), (78, 20634), (114, 14118), (117, 13756), (156, 10317), (171, 9412), (181, 8892), (228, 7059), (234, 6878), (247, 6516), (342, 4706), (362, 4446), (468, 3439), (494, 3258), (543, 2964), (684, 2353), (724, 2223), (741, 2172), (988, 1629), (1086, 1482)]