408875025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{18233}}^1$

素因数の和:18282

約数の個数: 48

約数和(自身を含む): 759701376

約数和(自身を除く): 350826351

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 195, 299, 325, 345, 575, 897, 975, 1495, 1725, 4485, 7475, 18233, 22425, 54699, 91165, 237029, 273495, 419359, 455825, 711087, 1185145, 1258077, 1367475, 2096795, 3555435, 5451667, 5925725, 6290385, 10483975, 16355001, 17777175, 27258335, 31451925, 81775005, 136291675, 408875025]

約数ペア:

[(1, 408875025), (3, 136291675), (5, 81775005), (13, 31451925), (15, 27258335), (23, 17777175), (25, 16355001), (39, 10483975), (65, 6290385), (69, 5925725), (75, 5451667), (115, 3555435), (195, 2096795), (299, 1367475), (325, 1258077), (345, 1185145), (575, 711087), (897, 455825), (975, 419359), (1495, 273495), (1725, 237029), (4485, 91165), (7475, 54699), (18233, 22425)]