399193705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1063}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 520934400

約数和(自身を除く): 121740695

約数列:

[1, 5, 19, 59, 67, 95, 295, 335, 1063, 1121, 1273, 3953, 5315, 5605, 6365, 19765, 20197, 62717, 71221, 75107, 100985, 313585, 356105, 375535, 1191623, 1353199, 4202039, 5958115, 6765995, 21010195, 79838741, 399193705]

約数ペア:

[(1, 399193705), (5, 79838741), (19, 21010195), (59, 6765995), (67, 5958115), (95, 4202039), (295, 1353199), (335, 1191623), (1063, 375535), (1121, 356105), (1273, 313585), (3953, 100985), (5315, 75107), (5605, 71221), (6365, 62717), (19765, 20197)]