805697907

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{19993}}^1$

素因数の和:20123

約数の個数: 32

約数和(自身を含む): 1305208320

約数和(自身を除く): 499510413

約数列:

[1, 3, 7, 19, 21, 57, 101, 133, 303, 399, 707, 1919, 2121, 5757, 13433, 19993, 40299, 59979, 139951, 379867, 419853, 1139601, 2019293, 2659069, 6057879, 7977207, 14135051, 38366567, 42405153, 115099701, 268565969, 805697907]

約数ペア:

[(1, 805697907), (3, 268565969), (7, 115099701), (19, 42405153), (21, 38366567), (57, 14135051), (101, 7977207), (133, 6057879), (303, 2659069), (399, 2019293), (707, 1139601), (1919, 419853), (2121, 379867), (5757, 139951), (13433, 59979), (19993, 40299)]