28660671

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8447}}^1$

素因数の和:8495

約数の個数: 24

約数和(自身を含む): 46126080

約数和(自身を除く): 17465409

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 8447, 25341, 76023, 109811, 244963, 329433, 734889, 988299, 2204667, 3184519, 9553557, 28660671]

約数ペア:

[(1, 28660671), (3, 9553557), (9, 3184519), (13, 2204667), (29, 988299), (39, 734889), (87, 329433), (117, 244963), (261, 109811), (377, 76023), (1131, 25341), (3393, 8447)]