320664771

素因数分解:

$3^3\times 7^2\times {\mathrm{242377}}^1$

素因数の和:242400

約数の個数: 24

約数和(自身を含む): 552621840

約数和(自身を除く): 231957069

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 242377, 727131, 1696639, 2181393, 5089917, 6544179, 11876473, 15269751, 35629419, 45809253, 106888257, 320664771]

約数ペア:

[(1, 320664771), (3, 106888257), (7, 45809253), (9, 35629419), (21, 15269751), (27, 11876473), (49, 6544179), (63, 5089917), (147, 2181393), (189, 1696639), (441, 727131), (1323, 242377)]