30355515

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 55560960

約数和(自身を除く): 25205445

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 139, 207, 211, 345, 417, 633, 695, 1035, 1055, 1251, 1899, 2085, 3165, 3197, 4853, 6255, 9495, 9591, 14559, 15985, 24265, 28773, 29329, 43677, 47955, 72795, 87987, 143865, 146645, 218385, 263961, 439935, 674567, 1319805, 2023701, 3372835, 6071103, 10118505, 30355515]

約数ペア:

[(1, 30355515), (3, 10118505), (5, 6071103), (9, 3372835), (15, 2023701), (23, 1319805), (45, 674567), (69, 439935), (115, 263961), (139, 218385), (207, 146645), (211, 143865), (345, 87987), (417, 72795), (633, 47955), (695, 43677), (1035, 29329), (1055, 28773), (1251, 24265), (1899, 15985), (2085, 14559), (3165, 9591), (3197, 9495), (4853, 6255)]