8355568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 60

約数和(自身を含む): 18653320

約数和(自身を除く): 10297752

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 139, 208, 221, 272, 278, 289, 442, 556, 578, 884, 1112, 1156, 1768, 1807, 2224, 2312, 2363, 3536, 3614, 3757, 4624, 4726, 7228, 7514, 9452, 14456, 15028, 18904, 28912, 30056, 30719, 37808, 40171, 60112, 61438, 80342, 122876, 160684, 245752, 321368, 491504, 522223, 642736, 1044446, 2088892, 4177784, 8355568]

約数ペア:

[(1, 8355568), (2, 4177784), (4, 2088892), (8, 1044446), (13, 642736), (16, 522223), (17, 491504), (26, 321368), (34, 245752), (52, 160684), (68, 122876), (104, 80342), (136, 61438), (139, 60112), (208, 40171), (221, 37808), (272, 30719), (278, 30056), (289, 28912), (442, 18904), (556, 15028), (578, 14456), (884, 9452), (1112, 7514), (1156, 7228), (1768, 4726), (1807, 4624), (2224, 3757), (2312, 3614), (2363, 3536)]