219796696

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{126611}}^1$

素因数の和:126655

約数の個数: 32

約数和(自身を含む): 486190080

約数和(自身を除く): 266393384

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 126611, 253222, 506444, 886277, 1012888, 1772554, 3545108, 3924941, 7090216, 7849882, 15699764, 27474587, 31399528, 54949174, 109898348, 219796696]

約数ペア:

[(1, 219796696), (2, 109898348), (4, 54949174), (7, 31399528), (8, 27474587), (14, 15699764), (28, 7849882), (31, 7090216), (56, 3924941), (62, 3545108), (124, 1772554), (217, 1012888), (248, 886277), (434, 506444), (868, 253222), (1736, 126611)]