15934401

素因数分解:

$3^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:355

約数の個数: 40

約数和(自身を含む): 27529920

約数和(自身を除く): 11595519

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 157, 179, 189, 471, 537, 567, 1099, 1253, 1413, 1611, 3297, 3759, 4239, 4833, 9891, 11277, 12717, 14499, 28103, 29673, 33831, 84309, 89019, 101493, 196721, 252927, 590163, 758781, 1770489, 2276343, 5311467, 15934401]

約数ペア:

[(1, 15934401), (3, 5311467), (7, 2276343), (9, 1770489), (21, 758781), (27, 590163), (63, 252927), (81, 196721), (157, 101493), (179, 89019), (189, 84309), (471, 33831), (537, 29673), (567, 28103), (1099, 14499), (1253, 12717), (1413, 11277), (1611, 9891), (3297, 4833), (3759, 4239)]