261162664

素因数分解:

$2^3\times 7^1\times {\mathrm{373}}^1\times {\mathrm{12503}}^1$

素因数の和:12889

約数の個数: 32

約数和(自身を含む): 561179520

約数和(自身を除く): 300016856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 373, 746, 1492, 2611, 2984, 5222, 10444, 12503, 20888, 25006, 50012, 87521, 100024, 175042, 350084, 700168, 4663619, 9327238, 18654476, 32645333, 37308952, 65290666, 130581332, 261162664]

約数ペア:

[(1, 261162664), (2, 130581332), (4, 65290666), (7, 37308952), (8, 32645333), (14, 18654476), (28, 9327238), (56, 4663619), (373, 700168), (746, 350084), (1492, 175042), (2611, 100024), (2984, 87521), (5222, 50012), (10444, 25006), (12503, 20888)]