397345309

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 455132160

約数和(自身を除く): 57786851

約数列:

[1, 19, 23, 41, 67, 331, 437, 779, 943, 1273, 1541, 2747, 6289, 7613, 13571, 17917, 22177, 29279, 52193, 63181, 144647, 257849, 312133, 421363, 510071, 909257, 1200439, 5930527, 9691349, 17275883, 20912911, 397345309]

約数ペア:

[(1, 397345309), (19, 20912911), (23, 17275883), (41, 9691349), (67, 5930527), (331, 1200439), (437, 909257), (779, 510071), (943, 421363), (1273, 312133), (1541, 257849), (2747, 144647), (6289, 63181), (7613, 52193), (13571, 29279), (17917, 22177)]