2217375

素因数分解:

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

素因数の和:103

約数の個数: 48

約数和(自身を含む): 4202016

約数和(自身を除く): 1984641

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 81, 125, 135, 219, 225, 243, 365, 375, 405, 657, 675, 1095, 1125, 1215, 1825, 1971, 2025, 3285, 3375, 5475, 5913, 6075, 9125, 9855, 10125, 16425, 17739, 27375, 29565, 30375, 49275, 82125, 88695, 147825, 246375, 443475, 739125, 2217375]

約数ペア:

[(1, 2217375), (3, 739125), (5, 443475), (9, 246375), (15, 147825), (25, 88695), (27, 82125), (45, 49275), (73, 30375), (75, 29565), (81, 27375), (125, 17739), (135, 16425), (219, 10125), (225, 9855), (243, 9125), (365, 6075), (375, 5913), (405, 5475), (657, 3375), (675, 3285), (1095, 2025), (1125, 1971), (1215, 1825)]