28711410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{809}}^1$

素因数の和:852

約数の個数: 96

約数和(自身を含む): 85380480

約数和(自身を除く): 56669070

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 169, 182, 195, 210, 273, 338, 390, 455, 507, 546, 809, 845, 910, 1014, 1183, 1365, 1618, 1690, 2366, 2427, 2535, 2730, 3549, 4045, 4854, 5070, 5663, 5915, 7098, 8090, 10517, 11326, 11830, 12135, 16989, 17745, 21034, 24270, 28315, 31551, 33978, 35490, 52585, 56630, 63102, 73619, 84945, 105170, 136721, 147238, 157755, 169890, 220857, 273442, 315510, 368095, 410163, 441714, 683605, 736190, 820326, 957047, 1104285, 1367210, 1914094, 2050815, 2208570, 2871141, 4101630, 4785235, 5742282, 9570470, 14355705, 28711410]

約数ペア:

[(1, 28711410), (2, 14355705), (3, 9570470), (5, 5742282), (6, 4785235), (7, 4101630), (10, 2871141), (13, 2208570), (14, 2050815), (15, 1914094), (21, 1367210), (26, 1104285), (30, 957047), (35, 820326), (39, 736190), (42, 683605), (65, 441714), (70, 410163), (78, 368095), (91, 315510), (105, 273442), (130, 220857), (169, 169890), (182, 157755), (195, 147238), (210, 136721), (273, 105170), (338, 84945), (390, 73619), (455, 63102), (507, 56630), (546, 52585), (809, 35490), (845, 33978), (910, 31551), (1014, 28315), (1183, 24270), (1365, 21034), (1618, 17745), (1690, 16989), (2366, 12135), (2427, 11830), (2535, 11326), (2730, 10517), (3549, 8090), (4045, 7098), (4854, 5915), (5070, 5663)]