243387357

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{379}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 349332480

約数和(自身を除く): 105945123

約数列:

[1, 3, 23, 41, 69, 123, 227, 379, 681, 943, 1137, 2829, 5221, 8717, 9307, 15539, 15663, 26151, 27921, 46617, 86033, 214061, 258099, 357397, 642183, 1072191, 1978759, 3527353, 5936277, 10582059, 81129119, 243387357]

約数ペア:

[(1, 243387357), (3, 81129119), (23, 10582059), (41, 5936277), (69, 3527353), (123, 1978759), (227, 1072191), (379, 642183), (681, 357397), (943, 258099), (1137, 214061), (2829, 86033), (5221, 46617), (8717, 27921), (9307, 26151), (15539, 15663)]