279997458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1523}}^1\times {\mathrm{2357}}^1$

素因数の和:3898

約数の個数: 32

約数和(自身を含む): 603723456

約数和(自身を除く): 323725998

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1523, 2357, 3046, 4569, 4714, 7071, 9138, 14142, 19799, 30641, 39598, 59397, 61282, 91923, 118794, 183846, 3589711, 7179422, 10769133, 21538266, 46666243, 93332486, 139998729, 279997458]

約数ペア:

[(1, 279997458), (2, 139998729), (3, 93332486), (6, 46666243), (13, 21538266), (26, 10769133), (39, 7179422), (78, 3589711), (1523, 183846), (2357, 118794), (3046, 91923), (4569, 61282), (4714, 59397), (7071, 39598), (9138, 30641), (14142, 19799)]