180978174

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20903}}^1$

素因数の和:20961

約数の個数: 48

約数和(自身を含む): 433716192

約数和(自身を除く): 252738018

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 962, 1443, 2886, 4329, 8658, 20903, 41806, 62709, 125418, 188127, 271739, 376254, 543478, 773411, 815217, 1546822, 1630434, 2320233, 2445651, 4640466, 4891302, 6960699, 10054343, 13921398, 20108686, 30163029, 60326058, 90489087, 180978174]

約数ペア:

[(1, 180978174), (2, 90489087), (3, 60326058), (6, 30163029), (9, 20108686), (13, 13921398), (18, 10054343), (26, 6960699), (37, 4891302), (39, 4640466), (74, 2445651), (78, 2320233), (111, 1630434), (117, 1546822), (222, 815217), (234, 773411), (333, 543478), (481, 376254), (666, 271739), (962, 188127), (1443, 125418), (2886, 62709), (4329, 41806), (8658, 20903)]