1285472

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{139}}^1$

素因数の和:183

約数の個数: 36

約数和(自身を含む): 2707740

約数和(自身を除く): 1422268

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 139, 272, 278, 289, 544, 556, 578, 1112, 1156, 2224, 2312, 2363, 4448, 4624, 4726, 9248, 9452, 18904, 37808, 40171, 75616, 80342, 160684, 321368, 642736, 1285472]

約数ペア:

[(1, 1285472), (2, 642736), (4, 321368), (8, 160684), (16, 80342), (17, 75616), (32, 40171), (34, 37808), (68, 18904), (136, 9452), (139, 9248), (272, 4726), (278, 4624), (289, 4448), (544, 2363), (556, 2312), (578, 2224), (1112, 1156)]