30821637

素因数分解:

$3^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 40

約数和(自身を含む): 52434720

約数和(自身を除く): 21613083

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 389, 539, 1029, 1167, 1617, 2401, 2723, 3773, 4279, 7203, 8169, 11319, 12837, 19061, 26411, 29953, 57183, 79233, 89859, 133427, 209671, 400281, 629013, 933989, 1467697, 2801967, 4403091, 10273879, 30821637]

約数ペア:

[(1, 30821637), (3, 10273879), (7, 4403091), (11, 2801967), (21, 1467697), (33, 933989), (49, 629013), (77, 400281), (147, 209671), (231, 133427), (343, 89859), (389, 79233), (539, 57183), (1029, 29953), (1167, 26411), (1617, 19061), (2401, 12837), (2723, 11319), (3773, 8169), (4279, 7203)]