3857175

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 8253440

約数和(自身を除く): 4396265

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 63, 75, 79, 93, 105, 155, 175, 217, 225, 237, 279, 315, 395, 465, 525, 553, 651, 711, 775, 1085, 1185, 1395, 1575, 1659, 1953, 1975, 2325, 2449, 2765, 3255, 3555, 4977, 5425, 5925, 6975, 7347, 8295, 9765, 12245, 13825, 16275, 17143, 17775, 22041, 24885, 36735, 41475, 48825, 51429, 61225, 85715, 110205, 124425, 154287, 183675, 257145, 428575, 551025, 771435, 1285725, 3857175]

約数ペア:

[(1, 3857175), (3, 1285725), (5, 771435), (7, 551025), (9, 428575), (15, 257145), (21, 183675), (25, 154287), (31, 124425), (35, 110205), (45, 85715), (63, 61225), (75, 51429), (79, 48825), (93, 41475), (105, 36735), (155, 24885), (175, 22041), (217, 17775), (225, 17143), (237, 16275), (279, 13825), (315, 12245), (395, 9765), (465, 8295), (525, 7347), (553, 6975), (651, 5925), (711, 5425), (775, 4977), (1085, 3555), (1185, 3255), (1395, 2765), (1575, 2449), (1659, 2325), (1953, 1975)]