74780979

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 130003200

約数和(自身を除く): 55222221

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 169, 247, 273, 399, 507, 741, 1109, 1183, 1729, 3211, 3327, 3549, 5187, 7763, 9633, 14417, 21071, 22477, 23289, 43251, 63213, 67431, 100919, 147497, 187421, 273923, 302757, 442491, 562263, 821769, 1311947, 1917461, 3560999, 3935841, 5752383, 10682997, 24926993, 74780979]

約数ペア:

[(1, 74780979), (3, 24926993), (7, 10682997), (13, 5752383), (19, 3935841), (21, 3560999), (39, 1917461), (57, 1311947), (91, 821769), (133, 562263), (169, 442491), (247, 302757), (273, 273923), (399, 187421), (507, 147497), (741, 100919), (1109, 67431), (1183, 63213), (1729, 43251), (3211, 23289), (3327, 22477), (3549, 21071), (5187, 14417), (7763, 9633)]