243313590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{623881}}^1$

素因数の和:623904

約数の個数: 32

約数和(自身を含む): 628873056

約数和(自身を除く): 385559466

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 623881, 1247762, 1871643, 3119405, 3743286, 6238810, 8110453, 9358215, 16220906, 18716430, 24331359, 40552265, 48662718, 81104530, 121656795, 243313590]

約数ペア:

[(1, 243313590), (2, 121656795), (3, 81104530), (5, 48662718), (6, 40552265), (10, 24331359), (13, 18716430), (15, 16220906), (26, 9358215), (30, 8110453), (39, 6238810), (65, 3743286), (78, 3119405), (130, 1871643), (195, 1247762), (390, 623881)]