253291318

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{2179}}^1$

素因数の和:2249

約数の個数: 48

約数和(自身を含む): 478414080

約数和(自身を除く): 225122762

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 361, 437, 722, 874, 2179, 2527, 3059, 4358, 5054, 6118, 8303, 15253, 16606, 30506, 41401, 50117, 58121, 82802, 100234, 116242, 289807, 350819, 579614, 701638, 786619, 952223, 1573238, 1904446, 5506333, 6665561, 11012666, 13331122, 18092237, 36184474, 126645659, 253291318]

約数ペア:

[(1, 253291318), (2, 126645659), (7, 36184474), (14, 18092237), (19, 13331122), (23, 11012666), (38, 6665561), (46, 5506333), (133, 1904446), (161, 1573238), (266, 952223), (322, 786619), (361, 701638), (437, 579614), (722, 350819), (874, 289807), (2179, 116242), (2527, 100234), (3059, 82802), (4358, 58121), (5054, 50117), (6118, 41401), (8303, 30506), (15253, 16606)]