1330425

素因数分解:

$3^6\times 5^2\times {\mathrm{73}}^1$

素因数の和:101

約数の個数: 42

約数和(自身を含む): 2507342

約数和(自身を除く): 1176917

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 81, 135, 219, 225, 243, 365, 405, 657, 675, 729, 1095, 1215, 1825, 1971, 2025, 3285, 3645, 5475, 5913, 6075, 9855, 16425, 17739, 18225, 29565, 49275, 53217, 88695, 147825, 266085, 443475, 1330425]

約数ペア:

[(1, 1330425), (3, 443475), (5, 266085), (9, 147825), (15, 88695), (25, 53217), (27, 49275), (45, 29565), (73, 18225), (75, 17739), (81, 16425), (135, 9855), (219, 6075), (225, 5913), (243, 5475), (365, 3645), (405, 3285), (657, 2025), (675, 1971), (729, 1825), (1095, 1215)]