15128048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 31800048

約数和(自身を除く): 16672000

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 257, 283, 514, 566, 1028, 1132, 2056, 2264, 3341, 3679, 4112, 4528, 6682, 7358, 13364, 14716, 26728, 29432, 53456, 58864, 72731, 145462, 290924, 581848, 945503, 1163696, 1891006, 3782012, 7564024, 15128048]

約数ペア:

[(1, 15128048), (2, 7564024), (4, 3782012), (8, 1891006), (13, 1163696), (16, 945503), (26, 581848), (52, 290924), (104, 145462), (208, 72731), (257, 58864), (283, 53456), (514, 29432), (566, 26728), (1028, 14716), (1132, 13364), (2056, 7358), (2264, 6682), (3341, 4528), (3679, 4112)]