201319765

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 255062016

約数和(自身を除く): 53742251

約数列:

[1, 5, 43, 73, 101, 127, 215, 365, 505, 635, 3139, 4343, 5461, 7373, 9271, 12827, 15695, 21715, 27305, 36865, 46355, 64135, 317039, 398653, 551561, 936371, 1585195, 1993265, 2757805, 4681855, 40263953, 201319765]

約数ペア:

[(1, 201319765), (5, 40263953), (43, 4681855), (73, 2757805), (101, 1993265), (127, 1585195), (215, 936371), (365, 551561), (505, 398653), (635, 317039), (3139, 64135), (4343, 46355), (5461, 36865), (7373, 27305), (9271, 21715), (12827, 15695)]