1908670465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1\times {\mathrm{1129}}^1$

素因数の和:2017

約数の個数: 32

約数和(自身を含む): 2551449600

約数和(自身を除く): 642779135

約数列:

[1, 5, 13, 31, 65, 155, 403, 839, 1129, 2015, 4195, 5645, 10907, 14677, 26009, 34999, 54535, 73385, 130045, 174995, 338117, 454987, 947231, 1690585, 2274935, 4736155, 12314003, 29364161, 61570015, 146820805, 381734093, 1908670465]

約数ペア:

[(1, 1908670465), (5, 381734093), (13, 146820805), (31, 61570015), (65, 29364161), (155, 12314003), (403, 4736155), (839, 2274935), (1129, 1690585), (2015, 947231), (4195, 454987), (5645, 338117), (10907, 174995), (14677, 130045), (26009, 73385), (34999, 54535)]