155651419

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 204042240

約数和(自身を除く): 48390821

約数列:

[1, 7, 11, 23, 77, 161, 179, 253, 491, 1253, 1771, 1969, 3437, 4117, 5401, 11293, 13783, 28819, 37807, 45287, 79051, 87889, 124223, 317009, 615223, 869561, 966779, 2021447, 6767453, 14150129, 22235917, 155651419]

約数ペア:

[(1, 155651419), (7, 22235917), (11, 14150129), (23, 6767453), (77, 2021447), (161, 966779), (179, 869561), (253, 615223), (491, 317009), (1253, 124223), (1771, 87889), (1969, 79051), (3437, 45287), (4117, 37807), (5401, 28819), (11293, 13783)]