213959492024

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{420313}}^1$

素因数の和:420552

約数の個数: 64

約数和(自身を含む): 449399728800

約数和(自身を除く): 235440236776

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 197, 323, 394, 646, 788, 1292, 1576, 2584, 3349, 3743, 6698, 7486, 13396, 14972, 26792, 29944, 63631, 127262, 254524, 420313, 509048, 840626, 1681252, 3362504, 7145321, 7985947, 14290642, 15971894, 28581284, 31943788, 57162568, 63887576, 82801661, 135761099, 165603322, 271522198, 331206644, 543044396, 662413288, 1086088792, 1407628237, 1573231559, 2815256474, 3146463118, 5630512948, 6292926236, 11261025896, 12585852472, 26744936503, 53489873006, 106979746012, 213959492024]

約数ペア:

[(1, 213959492024), (2, 106979746012), (4, 53489873006), (8, 26744936503), (17, 12585852472), (19, 11261025896), (34, 6292926236), (38, 5630512948), (68, 3146463118), (76, 2815256474), (136, 1573231559), (152, 1407628237), (197, 1086088792), (323, 662413288), (394, 543044396), (646, 331206644), (788, 271522198), (1292, 165603322), (1576, 135761099), (2584, 82801661), (3349, 63887576), (3743, 57162568), (6698, 31943788), (7486, 28581284), (13396, 15971894), (14972, 14290642), (26792, 7985947), (29944, 7145321), (63631, 3362504), (127262, 1681252), (254524, 840626), (420313, 509048)]