215318056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{17789}}^1$

素因数の和:17901

約数の個数: 32

約数和(自身を含む): 432297000

約数和(自身を除く): 216978944

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 356, 712, 1513, 3026, 6052, 12104, 17789, 35578, 71156, 142312, 302413, 604826, 1209652, 1583221, 2419304, 3166442, 6332884, 12665768, 26914757, 53829514, 107659028, 215318056]

約数ペア:

[(1, 215318056), (2, 107659028), (4, 53829514), (8, 26914757), (17, 12665768), (34, 6332884), (68, 3166442), (89, 2419304), (136, 1583221), (178, 1209652), (356, 604826), (712, 302413), (1513, 142312), (3026, 71156), (6052, 35578), (12104, 17789)]