1261892723

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{3331}}^1$

素因数の和:3555

約数の個数: 32

約数和(自身を含む): 1630067712

約数和(自身を除く): 368174989

約数列:

[1, 7, 13, 23, 91, 161, 181, 299, 1267, 2093, 2353, 3331, 4163, 16471, 23317, 29141, 43303, 54119, 76613, 303121, 378833, 536291, 602911, 995969, 4220377, 6971783, 7837843, 13866953, 54864901, 97068671, 180270389, 1261892723]

約数ペア:

[(1, 1261892723), (7, 180270389), (13, 97068671), (23, 54864901), (91, 13866953), (161, 7837843), (181, 6971783), (299, 4220377), (1267, 995969), (2093, 602911), (2353, 536291), (3331, 378833), (4163, 303121), (16471, 76613), (23317, 54119), (29141, 43303)]