25581942

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{571}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 58893120

約数和(自身を除く): 33311178

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 131, 171, 262, 342, 393, 571, 786, 1142, 1179, 1713, 2358, 2489, 3426, 4978, 5139, 7467, 10278, 10849, 14934, 21698, 22401, 32547, 44802, 65094, 74801, 97641, 149602, 195282, 224403, 448806, 673209, 1346418, 1421219, 2842438, 4263657, 8527314, 12790971, 25581942]

約数ペア:

[(1, 25581942), (2, 12790971), (3, 8527314), (6, 4263657), (9, 2842438), (18, 1421219), (19, 1346418), (38, 673209), (57, 448806), (114, 224403), (131, 195282), (171, 149602), (262, 97641), (342, 74801), (393, 65094), (571, 44802), (786, 32547), (1142, 22401), (1179, 21698), (1713, 14934), (2358, 10849), (2489, 10278), (3426, 7467), (4978, 5139)]