308702979

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^2\times {\mathrm{383}}^1$

素因数の和:568

約数の個数: 36

約数和(自身を含む): 487329024

約数和(自身を除く): 178626045

約数列:

[1, 3, 9, 13, 39, 83, 117, 249, 383, 747, 1079, 1149, 3237, 3447, 4979, 6889, 9711, 14937, 20667, 31789, 44811, 62001, 89557, 95367, 268671, 286101, 413257, 806013, 1239771, 2638487, 3719313, 7915461, 23746383, 34300331, 102900993, 308702979]

約数ペア:

[(1, 308702979), (3, 102900993), (9, 34300331), (13, 23746383), (39, 7915461), (83, 3719313), (117, 2638487), (249, 1239771), (383, 806013), (747, 413257), (1079, 286101), (1149, 268671), (3237, 95367), (3447, 89557), (4979, 62001), (6889, 44811), (9711, 31789), (14937, 20667)]