478485

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{31}}^1$

素因数の和:63

約数の個数: 48

約数和(自身を含む): 998400

約数和(自身を除く): 519915

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 343, 441, 465, 651, 735, 1029, 1085, 1395, 1519, 1715, 1953, 2205, 3087, 3255, 4557, 5145, 7595, 9765, 10633, 13671, 15435, 22785, 31899, 53165, 68355, 95697, 159495, 478485]

約数ペア:

[(1, 478485), (3, 159495), (5, 95697), (7, 68355), (9, 53165), (15, 31899), (21, 22785), (31, 15435), (35, 13671), (45, 10633), (49, 9765), (63, 7595), (93, 5145), (105, 4557), (147, 3255), (155, 3087), (217, 2205), (245, 1953), (279, 1715), (315, 1519), (343, 1395), (441, 1085), (465, 1029), (651, 735)]