6428625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 12779520

約数和(自身を除く): 6350895

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 75, 79, 93, 105, 125, 155, 175, 217, 237, 375, 395, 465, 525, 553, 651, 775, 875, 1085, 1185, 1659, 1975, 2325, 2449, 2625, 2765, 3255, 3875, 5425, 5925, 7347, 8295, 9875, 11625, 12245, 13825, 16275, 17143, 27125, 29625, 36735, 41475, 51429, 61225, 69125, 81375, 85715, 183675, 207375, 257145, 306125, 428575, 918375, 1285725, 2142875, 6428625]

約数ペア:

[(1, 6428625), (3, 2142875), (5, 1285725), (7, 918375), (15, 428575), (21, 306125), (25, 257145), (31, 207375), (35, 183675), (75, 85715), (79, 81375), (93, 69125), (105, 61225), (125, 51429), (155, 41475), (175, 36735), (217, 29625), (237, 27125), (375, 17143), (395, 16275), (465, 13825), (525, 12245), (553, 11625), (651, 9875), (775, 8295), (875, 7347), (1085, 5925), (1185, 5425), (1659, 3875), (1975, 3255), (2325, 2765), (2449, 2625)]