123886378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 248832000

約数和(自身を除く): 124945622

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 79, 119, 154, 158, 187, 238, 374, 553, 599, 869, 1106, 1198, 1309, 1343, 1738, 2618, 2686, 4193, 6083, 6589, 8386, 9401, 10183, 12166, 13178, 14773, 18802, 20366, 29546, 46123, 47321, 71281, 92246, 94642, 103411, 112013, 142562, 206822, 224026, 331247, 520531, 662494, 784091, 804457, 1041062, 1568182, 1608914, 3643717, 5631199, 7287434, 8849027, 11262398, 17698054, 61943189, 123886378]

約数ペア:

[(1, 123886378), (2, 61943189), (7, 17698054), (11, 11262398), (14, 8849027), (17, 7287434), (22, 5631199), (34, 3643717), (77, 1608914), (79, 1568182), (119, 1041062), (154, 804457), (158, 784091), (187, 662494), (238, 520531), (374, 331247), (553, 224026), (599, 206822), (869, 142562), (1106, 112013), (1198, 103411), (1309, 94642), (1343, 92246), (1738, 71281), (2618, 47321), (2686, 46123), (4193, 29546), (6083, 20366), (6589, 18802), (8386, 14773), (9401, 13178), (10183, 12166)]