268172008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151681}}^1$

素因数の和:151717

約数の個数: 32

約数和(自身を含む): 573357960

約数和(自身を除く): 305185952

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 151681, 303362, 606724, 1213448, 1971853, 2578577, 3943706, 5157154, 7887412, 10314308, 15774824, 20628616, 33521501, 67043002, 134086004, 268172008]

約数ペア:

[(1, 268172008), (2, 134086004), (4, 67043002), (8, 33521501), (13, 20628616), (17, 15774824), (26, 10314308), (34, 7887412), (52, 5157154), (68, 3943706), (104, 2578577), (136, 1971853), (221, 1213448), (442, 606724), (884, 303362), (1768, 151681)]