13281352

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 30687660

約数和(自身を除く): 17406308

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 1993, 3332, 3986, 6664, 7972, 13951, 15944, 27902, 33881, 55804, 67762, 97657, 111608, 135524, 195314, 237167, 271048, 390628, 474334, 781256, 948668, 1660169, 1897336, 3320338, 6640676, 13281352]

約数ペア:

[(1, 13281352), (2, 6640676), (4, 3320338), (7, 1897336), (8, 1660169), (14, 948668), (17, 781256), (28, 474334), (34, 390628), (49, 271048), (56, 237167), (68, 195314), (98, 135524), (119, 111608), (136, 97657), (196, 67762), (238, 55804), (392, 33881), (476, 27902), (833, 15944), (952, 13951), (1666, 7972), (1993, 6664), (3332, 3986)]