28598548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 56548800

約数和(自身を除く): 27950252

約数列:

[1, 2, 4, 11, 22, 44, 67, 89, 109, 134, 178, 218, 268, 356, 436, 737, 979, 1199, 1474, 1958, 2398, 2948, 3916, 4796, 5963, 7303, 9701, 11926, 14606, 19402, 23852, 29212, 38804, 65593, 80333, 106711, 131186, 160666, 213422, 262372, 321332, 426844, 649967, 1299934, 2599868, 7149637, 14299274, 28598548]

約数ペア:

[(1, 28598548), (2, 14299274), (4, 7149637), (11, 2599868), (22, 1299934), (44, 649967), (67, 426844), (89, 321332), (109, 262372), (134, 213422), (178, 160666), (218, 131186), (268, 106711), (356, 80333), (436, 65593), (737, 38804), (979, 29212), (1199, 23852), (1474, 19402), (1958, 14606), (2398, 11926), (2948, 9701), (3916, 7303), (4796, 5963)]