157777804821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1287173}}^1$

素因数の和:1287645

約数の個数: 32

約数和(自身を含む): 259494278400

約数和(自身を除く): 101716473579

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 449, 1347, 3143, 5837, 9429, 17511, 40859, 122577, 1287173, 3861519, 9010211, 16733249, 27030633, 50199747, 117132743, 351398229, 577940677, 1733822031, 4045584739, 7513228801, 12136754217, 22539686403, 52592601607, 157777804821]

約数ペア:

[(1, 157777804821), (3, 52592601607), (7, 22539686403), (13, 12136754217), (21, 7513228801), (39, 4045584739), (91, 1733822031), (273, 577940677), (449, 351398229), (1347, 117132743), (3143, 50199747), (5837, 27030633), (9429, 16733249), (17511, 9010211), (40859, 3861519), (122577, 1287173)]