387890490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{76507}}^1$

素因数の和:76543

約数の個数: 48

約数和(自身を含む): 1008069408

約数和(自身を除く): 620178918

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 76507, 153014, 229521, 382535, 459042, 765070, 994591, 1147605, 1989182, 2295210, 2983773, 4972955, 5967546, 9945910, 12929683, 14918865, 25859366, 29837730, 38789049, 64648415, 77578098, 129296830, 193945245, 387890490]

約数ペア:

[(1, 387890490), (2, 193945245), (3, 129296830), (5, 77578098), (6, 64648415), (10, 38789049), (13, 29837730), (15, 25859366), (26, 14918865), (30, 12929683), (39, 9945910), (65, 5967546), (78, 4972955), (130, 2983773), (169, 2295210), (195, 1989182), (338, 1147605), (390, 994591), (507, 765070), (845, 459042), (1014, 382535), (1690, 229521), (2535, 153014), (5070, 76507)]