31811364

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{673}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 87584952

約数和(自身を除く): 55773588

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 101, 117, 156, 202, 234, 303, 404, 468, 606, 673, 909, 1212, 1313, 1346, 1818, 2019, 2626, 2692, 3636, 3939, 4038, 5252, 6057, 7878, 8076, 8749, 11817, 12114, 15756, 17498, 23634, 24228, 26247, 34996, 47268, 52494, 67973, 78741, 104988, 135946, 157482, 203919, 271892, 314964, 407838, 611757, 815676, 883649, 1223514, 1767298, 2447028, 2650947, 3534596, 5301894, 7952841, 10603788, 15905682, 31811364]

約数ペア:

[(1, 31811364), (2, 15905682), (3, 10603788), (4, 7952841), (6, 5301894), (9, 3534596), (12, 2650947), (13, 2447028), (18, 1767298), (26, 1223514), (36, 883649), (39, 815676), (52, 611757), (78, 407838), (101, 314964), (117, 271892), (156, 203919), (202, 157482), (234, 135946), (303, 104988), (404, 78741), (468, 67973), (606, 52494), (673, 47268), (909, 34996), (1212, 26247), (1313, 24228), (1346, 23634), (1818, 17498), (2019, 15756), (2626, 12114), (2692, 11817), (3636, 8749), (3939, 8076), (4038, 7878), (5252, 6057)]