138331376

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{487}}^1$

素因数の和:969

約数の個数: 40

約数和(自身を含む): 275753184

約数和(自身を除く): 137421808

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 433, 487, 656, 866, 974, 1732, 1948, 3464, 3896, 6928, 7792, 17753, 19967, 35506, 39934, 71012, 79868, 142024, 159736, 210871, 284048, 319472, 421742, 843484, 1686968, 3373936, 8645711, 17291422, 34582844, 69165688, 138331376]

約数ペア:

[(1, 138331376), (2, 69165688), (4, 34582844), (8, 17291422), (16, 8645711), (41, 3373936), (82, 1686968), (164, 843484), (328, 421742), (433, 319472), (487, 284048), (656, 210871), (866, 159736), (974, 142024), (1732, 79868), (1948, 71012), (3464, 39934), (3896, 35506), (6928, 19967), (7792, 17753)]