155131956

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{205201}}^1$

素因数の和:205221

約数の個数: 48

約数和(自身を含む): 459652480

約数和(自身を除く): 304520524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 205201, 410402, 615603, 820804, 1231206, 1436407, 1846809, 2462412, 2872814, 3693618, 4309221, 5540427, 5745628, 7387236, 8618442, 11080854, 12927663, 17236884, 22161708, 25855326, 38782989, 51710652, 77565978, 155131956]

約数ペア:

[(1, 155131956), (2, 77565978), (3, 51710652), (4, 38782989), (6, 25855326), (7, 22161708), (9, 17236884), (12, 12927663), (14, 11080854), (18, 8618442), (21, 7387236), (27, 5745628), (28, 5540427), (36, 4309221), (42, 3693618), (54, 2872814), (63, 2462412), (84, 1846809), (108, 1436407), (126, 1231206), (189, 820804), (252, 615603), (378, 410402), (756, 205201)]