388404357

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{1117}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 581503104

約数和(自身を除く): 193098747

約数列:

[1, 3, 11, 33, 41, 123, 257, 451, 771, 1117, 1353, 2827, 3351, 8481, 10537, 12287, 31611, 36861, 45797, 115907, 137391, 287069, 347721, 503767, 861207, 1511301, 3157759, 9473277, 11769829, 35309487, 129468119, 388404357]

約数ペア:

[(1, 388404357), (3, 129468119), (11, 35309487), (33, 11769829), (41, 9473277), (123, 3157759), (257, 1511301), (451, 861207), (771, 503767), (1117, 347721), (1353, 287069), (2827, 137391), (3351, 115907), (8481, 45797), (10537, 36861), (12287, 31611)]