138972312

素因数分解:

$2^3\times 3^2\times {\mathrm{821}}^1\times {\mathrm{2351}}^1$

素因数の和:3184

約数の個数: 48

約数和(自身を含む): 377002080

約数和(自身を除く): 238029768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 821, 1642, 2351, 2463, 3284, 4702, 4926, 6568, 7053, 7389, 9404, 9852, 14106, 14778, 18808, 19704, 21159, 28212, 29556, 42318, 56424, 59112, 84636, 169272, 1930171, 3860342, 5790513, 7720684, 11581026, 15441368, 17371539, 23162052, 34743078, 46324104, 69486156, 138972312]

約数ペア:

[(1, 138972312), (2, 69486156), (3, 46324104), (4, 34743078), (6, 23162052), (8, 17371539), (9, 15441368), (12, 11581026), (18, 7720684), (24, 5790513), (36, 3860342), (72, 1930171), (821, 169272), (1642, 84636), (2351, 59112), (2463, 56424), (3284, 42318), (4702, 29556), (4926, 28212), (6568, 21159), (7053, 19704), (7389, 18808), (9404, 14778), (9852, 14106)]