128561384

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{62047}}^1$

素因数の和:62097

約数の個数: 32

約数和(自身を含む): 282938880

約数和(自身を除く): 154377496

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 62047, 124094, 248188, 434329, 496376, 868658, 1737316, 2295739, 3474632, 4591478, 9182956, 16070173, 18365912, 32140346, 64280692, 128561384]

約数ペア:

[(1, 128561384), (2, 64280692), (4, 32140346), (7, 18365912), (8, 16070173), (14, 9182956), (28, 4591478), (37, 3474632), (56, 2295739), (74, 1737316), (148, 868658), (259, 496376), (296, 434329), (518, 248188), (1036, 124094), (2072, 62047)]