69905817

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{571}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 103271168

約数和(自身を除く): 33365351

約数列:

[1, 3, 9, 61, 183, 223, 549, 571, 669, 1713, 2007, 5139, 13603, 34831, 40809, 104493, 122427, 127333, 313479, 381999, 1145997, 7767313, 23301939, 69905817]

約数ペア:

[(1, 69905817), (3, 23301939), (9, 7767313), (61, 1145997), (183, 381999), (223, 313479), (549, 127333), (571, 122427), (669, 104493), (1713, 40809), (2007, 34831), (5139, 13603)]