27287845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^2$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 36337896

約数和(自身を除く): 9050051

約数列:

[1, 5, 13, 53, 65, 89, 265, 445, 689, 1157, 3445, 4717, 5785, 7921, 23585, 39605, 61321, 102973, 306605, 419813, 514865, 2099065, 5457569, 27287845]

約数ペア:

[(1, 27287845), (5, 5457569), (13, 2099065), (53, 514865), (65, 419813), (89, 306605), (265, 102973), (445, 61321), (689, 39605), (1157, 23585), (3445, 7921), (4717, 5785)]