287117055

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17291}}^1$

素因数の和:17349

約数の個数: 40

約数和(自身を含む): 527267664

約数和(自身を除く): 240150609

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 369, 405, 615, 1107, 1845, 3321, 5535, 16605, 17291, 51873, 86455, 155619, 259365, 466857, 708931, 778095, 1400571, 2126793, 2334285, 3544655, 6380379, 7002855, 10633965, 19141137, 31901895, 57423411, 95705685, 287117055]

約数ペア:

[(1, 287117055), (3, 95705685), (5, 57423411), (9, 31901895), (15, 19141137), (27, 10633965), (41, 7002855), (45, 6380379), (81, 3544655), (123, 2334285), (135, 2126793), (205, 1400571), (369, 778095), (405, 708931), (615, 466857), (1107, 259365), (1845, 155619), (3321, 86455), (5535, 51873), (16605, 17291)]