197420223

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{389}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 356428800

約数和(自身を除く): 159008577

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 169, 231, 273, 389, 429, 507, 1001, 1167, 1183, 1859, 2197, 2723, 3003, 3549, 4279, 5057, 5577, 6591, 8169, 12837, 13013, 15171, 15379, 24167, 29953, 35399, 39039, 46137, 55627, 65741, 72501, 89859, 106197, 166881, 169169, 197223, 389389, 460187, 507507, 723151, 854633, 1168167, 1380561, 2169453, 2563899, 5062057, 5982431, 9400963, 15186171, 17947293, 28202889, 65806741, 197420223]

約数ペア:

[(1, 197420223), (3, 65806741), (7, 28202889), (11, 17947293), (13, 15186171), (21, 9400963), (33, 5982431), (39, 5062057), (77, 2563899), (91, 2169453), (143, 1380561), (169, 1168167), (231, 854633), (273, 723151), (389, 507507), (429, 460187), (507, 389389), (1001, 197223), (1167, 169169), (1183, 166881), (1859, 106197), (2197, 89859), (2723, 72501), (3003, 65741), (3549, 55627), (4279, 46137), (5057, 39039), (5577, 35399), (6591, 29953), (8169, 24167), (12837, 15379), (13013, 15171)]