31381272

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{2579}}^1$

素因数の和:2617

約数の個数: 72

約数和(自身を含む): 92067300

約数和(自身を除く): 60686028

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 169, 234, 312, 338, 468, 507, 676, 936, 1014, 1352, 1521, 2028, 2579, 3042, 4056, 5158, 6084, 7737, 10316, 12168, 15474, 20632, 23211, 30948, 33527, 46422, 61896, 67054, 92844, 100581, 134108, 185688, 201162, 268216, 301743, 402324, 435851, 603486, 804648, 871702, 1206972, 1307553, 1743404, 2413944, 2615106, 3486808, 3922659, 5230212, 7845318, 10460424, 15690636, 31381272]

約数ペア:

[(1, 31381272), (2, 15690636), (3, 10460424), (4, 7845318), (6, 5230212), (8, 3922659), (9, 3486808), (12, 2615106), (13, 2413944), (18, 1743404), (24, 1307553), (26, 1206972), (36, 871702), (39, 804648), (52, 603486), (72, 435851), (78, 402324), (104, 301743), (117, 268216), (156, 201162), (169, 185688), (234, 134108), (312, 100581), (338, 92844), (468, 67054), (507, 61896), (676, 46422), (936, 33527), (1014, 30948), (1352, 23211), (1521, 20632), (2028, 15474), (2579, 12168), (3042, 10316), (4056, 7737), (5158, 6084)]