634378801

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1153

約数の個数: 32

約数和(自身を含む): 784903680

約数和(自身を除く): 150524879

約数列:

[1, 7, 23, 37, 109, 161, 259, 763, 851, 977, 2507, 4033, 5957, 6839, 17549, 22471, 28231, 36149, 92759, 106493, 157297, 253043, 649313, 745451, 831427, 2449339, 3940241, 5819989, 17145373, 27581687, 90625543, 634378801]

約数ペア:

[(1, 634378801), (7, 90625543), (23, 27581687), (37, 17145373), (109, 5819989), (161, 3940241), (259, 2449339), (763, 831427), (851, 745451), (977, 649313), (2507, 253043), (4033, 157297), (5957, 106493), (6839, 92759), (17549, 36149), (22471, 28231)]