67763985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2389}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 113802240

約数和(自身を除く): 46038255

約数列:

[1, 3, 5, 15, 31, 61, 93, 155, 183, 305, 465, 915, 1891, 2389, 5673, 7167, 9455, 11945, 28365, 35835, 74059, 145729, 222177, 370295, 437187, 728645, 1110885, 2185935, 4517599, 13552797, 22587995, 67763985]

約数ペア:

[(1, 67763985), (3, 22587995), (5, 13552797), (15, 4517599), (31, 2185935), (61, 1110885), (93, 728645), (155, 437187), (183, 370295), (305, 222177), (465, 145729), (915, 74059), (1891, 35835), (2389, 28365), (5673, 11945), (7167, 9455)]