31825395

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1423}}^1$

素因数の和:1512

約数の個数: 48

約数和(自身を含む): 63977472

約数和(自身を除く): 32152077

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1423, 1491, 2485, 3195, 4269, 4473, 7115, 7455, 9961, 12807, 21345, 22365, 29883, 49805, 64035, 89649, 101033, 149415, 303099, 448245, 505165, 707231, 909297, 1515495, 2121693, 3536155, 4546485, 6365079, 10608465, 31825395]

約数ペア:

[(1, 31825395), (3, 10608465), (5, 6365079), (7, 4546485), (9, 3536155), (15, 2121693), (21, 1515495), (35, 909297), (45, 707231), (63, 505165), (71, 448245), (105, 303099), (213, 149415), (315, 101033), (355, 89649), (497, 64035), (639, 49805), (1065, 29883), (1423, 22365), (1491, 21345), (2485, 12807), (3195, 9961), (4269, 7455), (4473, 7115)]