28945878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11971}}^1$

素因数の和:12020

約数の個数: 32

約数和(自身を含む): 64361472

約数和(自身を除く): 35415594

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 11971, 23942, 35913, 71826, 155623, 311246, 371101, 466869, 742202, 933738, 1113303, 2226606, 4824313, 9648626, 14472939, 28945878]

約数ペア:

[(1, 28945878), (2, 14472939), (3, 9648626), (6, 4824313), (13, 2226606), (26, 1113303), (31, 933738), (39, 742202), (62, 466869), (78, 371101), (93, 311246), (186, 155623), (403, 71826), (806, 35913), (1209, 23942), (2418, 11971)]