30991599

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 48250880

約数和(自身を除く): 17259281

約数列:

[1, 3, 9, 27, 31, 61, 93, 183, 279, 549, 607, 837, 1647, 1821, 1891, 5463, 5673, 16389, 17019, 18817, 37027, 51057, 56451, 111081, 169353, 333243, 508059, 999729, 1147837, 3443511, 10330533, 30991599]

約数ペア:

[(1, 30991599), (3, 10330533), (9, 3443511), (27, 1147837), (31, 999729), (61, 508059), (93, 333243), (183, 169353), (279, 111081), (549, 56451), (607, 51057), (837, 37027), (1647, 18817), (1821, 17019), (1891, 16389), (5463, 5673)]