31243784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:942

約数の個数: 64

約数和(自身を含む): 71124480

約数和(自身を除く): 39880696

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 248, 286, 341, 403, 572, 682, 806, 881, 1144, 1364, 1612, 1762, 2728, 3224, 3524, 4433, 7048, 8866, 9691, 11453, 17732, 19382, 22906, 27311, 35464, 38764, 45812, 54622, 77528, 91624, 109244, 125983, 218488, 251966, 300421, 355043, 503932, 600842, 710086, 1007864, 1201684, 1420172, 2403368, 2840344, 3905473, 7810946, 15621892, 31243784]

約数ペア:

[(1, 31243784), (2, 15621892), (4, 7810946), (8, 3905473), (11, 2840344), (13, 2403368), (22, 1420172), (26, 1201684), (31, 1007864), (44, 710086), (52, 600842), (62, 503932), (88, 355043), (104, 300421), (124, 251966), (143, 218488), (248, 125983), (286, 109244), (341, 91624), (403, 77528), (572, 54622), (682, 45812), (806, 38764), (881, 35464), (1144, 27311), (1364, 22906), (1612, 19382), (1762, 17732), (2728, 11453), (3224, 9691), (3524, 8866), (4433, 7048)]