139609967

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8821}}^1$

素因数の和:8871

約数の個数: 24

約数和(自身を含む): 181027440

約数和(自身を除く): 41417473

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 833, 931, 2261, 8821, 15827, 61747, 149957, 167599, 432229, 1049699, 1173193, 2849183, 7347893, 8212351, 19944281, 139609967]

約数ペア:

[(1, 139609967), (7, 19944281), (17, 8212351), (19, 7347893), (49, 2849183), (119, 1173193), (133, 1049699), (323, 432229), (833, 167599), (931, 149957), (2261, 61747), (8821, 15827)]