231265983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{971}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 344881152

約数和(自身を除く): 113615169

約数列:

[1, 3, 13, 31, 39, 93, 197, 403, 591, 971, 1209, 2561, 2913, 6107, 7683, 12623, 18321, 30101, 37869, 79391, 90303, 191287, 238173, 391313, 573861, 1173939, 2486731, 5929897, 7460193, 17789691, 77088661, 231265983]

約数ペア:

[(1, 231265983), (3, 77088661), (13, 17789691), (31, 7460193), (39, 5929897), (93, 2486731), (197, 1173939), (403, 573861), (591, 391313), (971, 238173), (1209, 191287), (2561, 90303), (2913, 79391), (6107, 37869), (7683, 30101), (12623, 18321)]