989126704

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{439}}^1\times {\mathrm{2657}}^1$

素因数の和:3157

約数の個数: 40

約数和(自身を含む): 1957776480

約数和(自身を除く): 968649776

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 439, 848, 878, 1756, 2657, 3512, 5314, 7024, 10628, 21256, 23267, 42512, 46534, 93068, 140821, 186136, 281642, 372272, 563284, 1126568, 1166423, 2253136, 2332846, 4665692, 9331384, 18662768, 61820419, 123640838, 247281676, 494563352, 989126704]

約数ペア:

[(1, 989126704), (2, 494563352), (4, 247281676), (8, 123640838), (16, 61820419), (53, 18662768), (106, 9331384), (212, 4665692), (424, 2332846), (439, 2253136), (848, 1166423), (878, 1126568), (1756, 563284), (2657, 372272), (3512, 281642), (5314, 186136), (7024, 140821), (10628, 93068), (21256, 46534), (23267, 42512)]