12995944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 28224000

約数和(自身を除く): 15228056

約数列:

[1, 2, 4, 8, 13, 26, 29, 31, 52, 58, 62, 104, 116, 124, 139, 232, 248, 278, 377, 403, 556, 754, 806, 899, 1112, 1508, 1612, 1798, 1807, 3016, 3224, 3596, 3614, 4031, 4309, 7192, 7228, 8062, 8618, 11687, 14456, 16124, 17236, 23374, 32248, 34472, 46748, 52403, 56017, 93496, 104806, 112034, 124961, 209612, 224068, 249922, 419224, 448136, 499844, 999688, 1624493, 3248986, 6497972, 12995944]

約数ペア:

[(1, 12995944), (2, 6497972), (4, 3248986), (8, 1624493), (13, 999688), (26, 499844), (29, 448136), (31, 419224), (52, 249922), (58, 224068), (62, 209612), (104, 124961), (116, 112034), (124, 104806), (139, 93496), (232, 56017), (248, 52403), (278, 46748), (377, 34472), (403, 32248), (556, 23374), (754, 17236), (806, 16124), (899, 14456), (1112, 11687), (1508, 8618), (1612, 8062), (1798, 7228), (1807, 7192), (3016, 4309), (3224, 4031), (3596, 3614)]