2191859709

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{379}}^1\times {\mathrm{577}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 3173358720

約数和(自身を除く): 981499011

約数列:

[1, 3, 13, 39, 257, 379, 577, 771, 1137, 1731, 3341, 4927, 7501, 10023, 14781, 22503, 97403, 148289, 218683, 292209, 444867, 656049, 1266239, 1927757, 2842879, 3798717, 5783271, 8528637, 56201531, 168604593, 730619903, 2191859709]

約数ペア:

[(1, 2191859709), (3, 730619903), (13, 168604593), (39, 56201531), (257, 8528637), (379, 5783271), (577, 3798717), (771, 2842879), (1137, 1927757), (1731, 1266239), (3341, 656049), (4927, 444867), (7501, 292209), (10023, 218683), (14781, 148289), (22503, 97403)]