2698475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 36

約数和(自身を含む): 3968496

約数和(自身を除く): 1270021

約数列:

[1, 5, 13, 19, 23, 25, 65, 95, 115, 247, 299, 325, 361, 437, 475, 575, 1235, 1495, 1805, 2185, 4693, 5681, 6175, 7475, 8303, 9025, 10925, 23465, 28405, 41515, 107939, 117325, 142025, 207575, 539695, 2698475]

約数ペア:

[(1, 2698475), (5, 539695), (13, 207575), (19, 142025), (23, 117325), (25, 107939), (65, 41515), (95, 28405), (115, 23465), (247, 10925), (299, 9025), (325, 8303), (361, 7475), (437, 6175), (475, 5681), (575, 4693), (1235, 2185), (1495, 1805)]