542781918

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{205133}}^1$

素因数の和:205158

約数の個数: 48

約数和(自身を含む): 1403116560

約数和(自身を除く): 860334642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 205133, 410266, 615399, 1230798, 1435931, 1846197, 2871862, 3692394, 4307793, 5538591, 8615586, 10051517, 11077182, 12923379, 20103034, 25846758, 30154551, 38770137, 60309102, 77540274, 90463653, 180927306, 271390959, 542781918]

約数ペア:

[(1, 542781918), (2, 271390959), (3, 180927306), (6, 90463653), (7, 77540274), (9, 60309102), (14, 38770137), (18, 30154551), (21, 25846758), (27, 20103034), (42, 12923379), (49, 11077182), (54, 10051517), (63, 8615586), (98, 5538591), (126, 4307793), (147, 3692394), (189, 2871862), (294, 1846197), (378, 1435931), (441, 1230798), (882, 615399), (1323, 410266), (2646, 205133)]