30904458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12781}}^1$

素因数の和:12830

約数の個数: 32

約数和(自身を含む): 68716032

約数和(自身を除く): 37811574

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 12781, 25562, 38343, 76686, 166153, 332306, 396211, 498459, 792422, 996918, 1188633, 2377266, 5150743, 10301486, 15452229, 30904458]

約数ペア:

[(1, 30904458), (2, 15452229), (3, 10301486), (6, 5150743), (13, 2377266), (26, 1188633), (31, 996918), (39, 792422), (62, 498459), (78, 396211), (93, 332306), (186, 166153), (403, 76686), (806, 38343), (1209, 25562), (2418, 12781)]