128685384

素因数分解:

$2^3\times 3^2\times {\mathrm{461}}^1\times {\mathrm{3877}}^1$

素因数の和:4350

約数の個数: 48

約数和(自身を含む): 349369020

約数和(自身を除く): 220683636

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 461, 922, 1383, 1844, 2766, 3688, 3877, 4149, 5532, 7754, 8298, 11064, 11631, 15508, 16596, 23262, 31016, 33192, 34893, 46524, 69786, 93048, 139572, 279144, 1787297, 3574594, 5361891, 7149188, 10723782, 14298376, 16085673, 21447564, 32171346, 42895128, 64342692, 128685384]

約数ペア:

[(1, 128685384), (2, 64342692), (3, 42895128), (4, 32171346), (6, 21447564), (8, 16085673), (9, 14298376), (12, 10723782), (18, 7149188), (24, 5361891), (36, 3574594), (72, 1787297), (461, 279144), (922, 139572), (1383, 93048), (1844, 69786), (2766, 46524), (3688, 34893), (3877, 33192), (4149, 31016), (5532, 23262), (7754, 16596), (8298, 15508), (11064, 11631)]