397360397

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3541}}^1$

素因数の和:3629

約数の個数: 32

約数和(自身を含む): 514128384

約数和(自身を除く): 116767987

約数列:

[1, 7, 17, 23, 41, 119, 161, 287, 391, 697, 943, 2737, 3541, 4879, 6601, 16031, 24787, 60197, 81443, 112217, 145181, 421379, 570101, 1016267, 1384531, 2468077, 3339163, 9691717, 17276539, 23374141, 56765771, 397360397]

約数ペア:

[(1, 397360397), (7, 56765771), (17, 23374141), (23, 17276539), (41, 9691717), (119, 3339163), (161, 2468077), (287, 1384531), (391, 1016267), (697, 570101), (943, 421379), (2737, 145181), (3541, 112217), (4879, 81443), (6601, 60197), (16031, 24787)]