127478897

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{547}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 158849856

約数和(自身を除く): 31370959

約数列:

[1, 7, 13, 91, 169, 197, 547, 1183, 1379, 2561, 3829, 7111, 17927, 33293, 49777, 92443, 107759, 233051, 647101, 754313, 1400867, 9806069, 18211271, 127478897]

約数ペア:

[(1, 127478897), (7, 18211271), (13, 9806069), (91, 1400867), (169, 754313), (197, 647101), (547, 233051), (1183, 107759), (1379, 92443), (2561, 49777), (3829, 33293), (7111, 17927)]