380898609

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5387}}^1$

素因数の和:5454

約数の個数: 48

約数和(自身を含む): 653542848

約数和(自身を除く): 272644239

約数列:

[1, 3, 7, 13, 21, 37, 39, 49, 91, 111, 147, 259, 273, 481, 637, 777, 1443, 1813, 1911, 3367, 5387, 5439, 10101, 16161, 23569, 37709, 70031, 70707, 113127, 199319, 210093, 263963, 490217, 597957, 791889, 1395233, 1470651, 2591147, 3431519, 4185699, 7773441, 9766631, 10294557, 18138029, 29299893, 54414087, 126966203, 380898609]

約数ペア:

[(1, 380898609), (3, 126966203), (7, 54414087), (13, 29299893), (21, 18138029), (37, 10294557), (39, 9766631), (49, 7773441), (91, 4185699), (111, 3431519), (147, 2591147), (259, 1470651), (273, 1395233), (481, 791889), (637, 597957), (777, 490217), (1443, 263963), (1813, 210093), (1911, 199319), (3367, 113127), (5387, 70707), (5439, 70031), (10101, 37709), (16161, 23569)]