31720356

素因数分解:

$2^2\times 3^3\times {\mathrm{139}}^1\times {\mathrm{2113}}^1$

素因数の和:2265

約数の個数: 48

約数和(自身を含む): 82868800

約数和(自身を除く): 51148444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 139, 278, 417, 556, 834, 1251, 1668, 2113, 2502, 3753, 4226, 5004, 6339, 7506, 8452, 12678, 15012, 19017, 25356, 38034, 57051, 76068, 114102, 228204, 293707, 587414, 881121, 1174828, 1762242, 2643363, 3524484, 5286726, 7930089, 10573452, 15860178, 31720356]

約数ペア:

[(1, 31720356), (2, 15860178), (3, 10573452), (4, 7930089), (6, 5286726), (9, 3524484), (12, 2643363), (18, 1762242), (27, 1174828), (36, 881121), (54, 587414), (108, 293707), (139, 228204), (278, 114102), (417, 76068), (556, 57051), (834, 38034), (1251, 25356), (1668, 19017), (2113, 15012), (2502, 12678), (3753, 8452), (4226, 7506), (5004, 6339)]