90385841

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3019}}^1$

素因数の和:3093

約数の個数: 24

約数和(自身を含む): 115678080

約数和(自身を除く): 25292239

約数列:

[1, 7, 13, 47, 49, 91, 329, 611, 637, 2303, 3019, 4277, 21133, 29939, 39247, 141893, 147931, 274729, 993251, 1844609, 1923103, 6952757, 12912263, 90385841]

約数ペア:

[(1, 90385841), (7, 12912263), (13, 6952757), (47, 1923103), (49, 1844609), (91, 993251), (329, 274729), (611, 147931), (637, 141893), (2303, 39247), (3019, 29939), (4277, 21133)]