257637648

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{87991}}^1$

素因数の和:88063

約数の個数: 40

約数和(自身を含む): 676482496

約数和(自身を除く): 418844848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 87991, 175982, 263973, 351964, 527946, 703928, 1055892, 1407856, 2111784, 4223568, 5367451, 10734902, 16102353, 21469804, 32204706, 42939608, 64409412, 85879216, 128818824, 257637648]

約数ペア:

[(1, 257637648), (2, 128818824), (3, 85879216), (4, 64409412), (6, 42939608), (8, 32204706), (12, 21469804), (16, 16102353), (24, 10734902), (48, 5367451), (61, 4223568), (122, 2111784), (183, 1407856), (244, 1055892), (366, 703928), (488, 527946), (732, 351964), (976, 263973), (1464, 175982), (2928, 87991)]