278288712

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{297317}}^1$

素因数の和:297342

約数の個数: 48

約数和(自身を含む): 811678140

約数和(自身を除く): 533389428

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 297317, 594634, 891951, 1189268, 1783902, 2378536, 2675853, 3567804, 3865121, 5351706, 7135608, 7730242, 10703412, 11595363, 15460484, 21406824, 23190726, 30920968, 34786089, 46381452, 69572178, 92762904, 139144356, 278288712]

約数ペア:

[(1, 278288712), (2, 139144356), (3, 92762904), (4, 69572178), (6, 46381452), (8, 34786089), (9, 30920968), (12, 23190726), (13, 21406824), (18, 15460484), (24, 11595363), (26, 10703412), (36, 7730242), (39, 7135608), (52, 5351706), (72, 3865121), (78, 3567804), (104, 2675853), (117, 2378536), (156, 1783902), (234, 1189268), (312, 891951), (468, 594634), (936, 297317)]