407813

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:196

約数の個数: 16

約数和(自身を含む): 518400

約数和(自身を除く): 110587

約数列:

[1, 7, 17, 23, 119, 149, 161, 391, 1043, 2533, 2737, 3427, 17731, 23989, 58259, 407813]

約数ペア:

[(1, 407813), (7, 58259), (17, 23989), (23, 17731), (119, 3427), (149, 2737), (161, 2533), (391, 1043)]