991859670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{101107}}^1$

素因数の和:101229

約数の個数: 48

約数和(自身を含む): 2602519920

約数和(自身を除く): 1610660250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 545, 654, 981, 1090, 1635, 1962, 3270, 4905, 9810, 101107, 202214, 303321, 505535, 606642, 909963, 1011070, 1516605, 1819926, 3033210, 4549815, 9099630, 11020663, 22041326, 33061989, 55103315, 66123978, 99185967, 110206630, 165309945, 198371934, 330619890, 495929835, 991859670]

約数ペア:

[(1, 991859670), (2, 495929835), (3, 330619890), (5, 198371934), (6, 165309945), (9, 110206630), (10, 99185967), (15, 66123978), (18, 55103315), (30, 33061989), (45, 22041326), (90, 11020663), (109, 9099630), (218, 4549815), (327, 3033210), (545, 1819926), (654, 1516605), (981, 1011070), (1090, 909963), (1635, 606642), (1962, 505535), (3270, 303321), (4905, 202214), (9810, 101107)]