2557725885

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2081}}^1$

素因数の和:2307

約数の個数: 96

約数和(自身を含む): 5238245376

約数和(自身を除く): 2680519491

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 191, 195, 429, 495, 573, 585, 715, 955, 1287, 1719, 2081, 2101, 2145, 2483, 2865, 6243, 6303, 6435, 7449, 8595, 10405, 10505, 12415, 18729, 18909, 22347, 22891, 27053, 27313, 31215, 31515, 37245, 68673, 81159, 81939, 93645, 94545, 111735, 114455, 135265, 136565, 206019, 243477, 245817, 297583, 343365, 397471, 405795, 409695, 892749, 1030095, 1192413, 1217385, 1229085, 1487915, 1987355, 2678247, 3577239, 4372181, 4463745, 5167123, 5962065, 13116543, 13391235, 15501369, 17886195, 21860905, 25835615, 39349629, 46504107, 56838353, 65582715, 77506845, 170515059, 196748145, 232520535, 284191765, 511545177, 852575295, 2557725885]

約数ペア:

[(1, 2557725885), (3, 852575295), (5, 511545177), (9, 284191765), (11, 232520535), (13, 196748145), (15, 170515059), (33, 77506845), (39, 65582715), (45, 56838353), (55, 46504107), (65, 39349629), (99, 25835615), (117, 21860905), (143, 17886195), (165, 15501369), (191, 13391235), (195, 13116543), (429, 5962065), (495, 5167123), (573, 4463745), (585, 4372181), (715, 3577239), (955, 2678247), (1287, 1987355), (1719, 1487915), (2081, 1229085), (2101, 1217385), (2145, 1192413), (2483, 1030095), (2865, 892749), (6243, 409695), (6303, 405795), (6435, 397471), (7449, 343365), (8595, 297583), (10405, 245817), (10505, 243477), (12415, 206019), (18729, 136565), (18909, 135265), (22347, 114455), (22891, 111735), (27053, 94545), (27313, 93645), (31215, 81939), (31515, 81159), (37245, 68673)]