3988575

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 7737600

約数和(自身を除く): 3749025

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 311, 475, 513, 675, 855, 933, 1425, 1555, 2565, 2799, 4275, 4665, 5909, 7775, 8397, 12825, 13995, 17727, 23325, 29545, 41985, 53181, 69975, 88635, 147725, 159543, 209925, 265905, 443175, 797715, 1329525, 3988575]

約数ペア:

[(1, 3988575), (3, 1329525), (5, 797715), (9, 443175), (15, 265905), (19, 209925), (25, 159543), (27, 147725), (45, 88635), (57, 69975), (75, 53181), (95, 41985), (135, 29545), (171, 23325), (225, 17727), (285, 13995), (311, 12825), (475, 8397), (513, 7775), (675, 5909), (855, 4665), (933, 4275), (1425, 2799), (1555, 2565)]