8624655

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 16825536

約数和(自身を除く): 8200881

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 641, 897, 1035, 1495, 1923, 2691, 3205, 4485, 5769, 8333, 9615, 13455, 14743, 24999, 28845, 41665, 44229, 73715, 74997, 124995, 132687, 191659, 221145, 374985, 574977, 663435, 958295, 1724931, 2874885, 8624655]

約数ペア:

[(1, 8624655), (3, 2874885), (5, 1724931), (9, 958295), (13, 663435), (15, 574977), (23, 374985), (39, 221145), (45, 191659), (65, 132687), (69, 124995), (115, 74997), (117, 73715), (195, 44229), (207, 41665), (299, 28845), (345, 24999), (585, 14743), (641, 13455), (897, 9615), (1035, 8333), (1495, 5769), (1923, 4485), (2691, 3205)]