127659690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32987}}^1$

素因数の和:33043

約数の個数: 48

約数和(自身を含む): 339644448

約数和(自身を除く): 211984758

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 32987, 65974, 98961, 164935, 197922, 296883, 329870, 494805, 593766, 989610, 1418441, 1484415, 2836882, 2968830, 4255323, 7092205, 8510646, 12765969, 14184410, 21276615, 25531938, 42553230, 63829845, 127659690]

約数ペア:

[(1, 127659690), (2, 63829845), (3, 42553230), (5, 25531938), (6, 21276615), (9, 14184410), (10, 12765969), (15, 8510646), (18, 7092205), (30, 4255323), (43, 2968830), (45, 2836882), (86, 1484415), (90, 1418441), (129, 989610), (215, 593766), (258, 494805), (387, 329870), (430, 296883), (645, 197922), (774, 164935), (1290, 98961), (1935, 65974), (3870, 32987)]