247742856

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{48463}}^1$

素因数の和:48546

約数の個数: 48

約数和(自身を含む): 680434560

約数和(自身を除く): 432691704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 48463, 96926, 145389, 193852, 290778, 387704, 436167, 581556, 872334, 1163112, 1744668, 3440873, 3489336, 6881746, 10322619, 13763492, 20645238, 27526984, 30967857, 41290476, 61935714, 82580952, 123871428, 247742856]

約数ペア:

[(1, 247742856), (2, 123871428), (3, 82580952), (4, 61935714), (6, 41290476), (8, 30967857), (9, 27526984), (12, 20645238), (18, 13763492), (24, 10322619), (36, 6881746), (71, 3489336), (72, 3440873), (142, 1744668), (213, 1163112), (284, 872334), (426, 581556), (568, 436167), (639, 387704), (852, 290778), (1278, 193852), (1704, 145389), (2556, 96926), (5112, 48463)]