47209905

素因数分解:

$3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2347}}^1$

素因数の和:2510

約数の個数: 32

約数和(自身を含む): 84528000

約数和(自身を除く): 37318095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149, 447, 745, 1341, 2235, 2347, 4023, 6705, 7041, 11735, 20115, 21123, 35205, 63369, 105615, 316845, 349703, 1049109, 1748515, 3147327, 5245545, 9441981, 15736635, 47209905]

約数ペア:

[(1, 47209905), (3, 15736635), (5, 9441981), (9, 5245545), (15, 3147327), (27, 1748515), (45, 1049109), (135, 349703), (149, 316845), (447, 105615), (745, 63369), (1341, 35205), (2235, 21123), (2347, 20115), (4023, 11735), (6705, 7041)]