399260652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{65111}}^1$

素因数の和:65198

約数の個数: 48

約数和(自身を含む): 1079296512

約数和(自身を除く): 680035860

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 6132, 65111, 130222, 195333, 260444, 390666, 455777, 781332, 911554, 1367331, 1823108, 2734662, 4753103, 5469324, 9506206, 14259309, 19012412, 28518618, 33271721, 57037236, 66543442, 99815163, 133086884, 199630326, 399260652]

約数ペア:

[(1, 399260652), (2, 199630326), (3, 133086884), (4, 99815163), (6, 66543442), (7, 57037236), (12, 33271721), (14, 28518618), (21, 19012412), (28, 14259309), (42, 9506206), (73, 5469324), (84, 4753103), (146, 2734662), (219, 1823108), (292, 1367331), (438, 911554), (511, 781332), (876, 455777), (1022, 390666), (1533, 260444), (2044, 195333), (3066, 130222), (6132, 65111)]