31517948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3301}}^1$

素因数の和:3354

約数の個数: 48

約数和(自身を含む): 71006208

約数和(自身を除く): 39488260

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 3301, 4774, 6602, 9548, 13204, 23107, 36311, 46214, 72622, 92428, 102331, 145244, 204662, 254177, 409324, 508354, 716317, 1016708, 1125641, 1432634, 2251282, 2865268, 4502564, 7879487, 15758974, 31517948]

約数ペア:

[(1, 31517948), (2, 15758974), (4, 7879487), (7, 4502564), (11, 2865268), (14, 2251282), (22, 1432634), (28, 1125641), (31, 1016708), (44, 716317), (62, 508354), (77, 409324), (124, 254177), (154, 204662), (217, 145244), (308, 102331), (341, 92428), (434, 72622), (682, 46214), (868, 36311), (1364, 23107), (2387, 13204), (3301, 9548), (4774, 6602)]