331320808

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 807045120

約数和(自身を除く): 475724312

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 53, 56, 62, 91, 104, 106, 124, 182, 212, 217, 248, 277, 364, 371, 403, 424, 434, 554, 689, 728, 742, 806, 868, 1108, 1378, 1484, 1612, 1643, 1736, 1939, 2216, 2756, 2821, 2968, 3224, 3286, 3601, 3878, 4823, 5512, 5642, 6572, 7202, 7756, 8587, 9646, 11284, 11501, 13144, 14404, 14681, 15512, 17174, 19292, 21359, 22568, 23002, 25207, 28808, 29362, 34348, 38584, 42718, 46004, 50414, 58724, 60109, 68696, 85436, 92008, 100828, 102767, 111631, 117448, 120218, 149513, 170872, 190853, 201656, 205534, 223262, 240436, 299026, 381706, 411068, 446524, 455111, 480872, 598052, 763412, 781417, 822136, 893048, 910222, 1196104, 1335971, 1526824, 1562834, 1820444, 2671942, 3125668, 3185777, 3640888, 5343884, 5916443, 6251336, 6371554, 10687768, 11832886, 12743108, 23665772, 25486216, 41415101, 47331544, 82830202, 165660404, 331320808]

約数ペア:

[(1, 331320808), (2, 165660404), (4, 82830202), (7, 47331544), (8, 41415101), (13, 25486216), (14, 23665772), (26, 12743108), (28, 11832886), (31, 10687768), (52, 6371554), (53, 6251336), (56, 5916443), (62, 5343884), (91, 3640888), (104, 3185777), (106, 3125668), (124, 2671942), (182, 1820444), (212, 1562834), (217, 1526824), (248, 1335971), (277, 1196104), (364, 910222), (371, 893048), (403, 822136), (424, 781417), (434, 763412), (554, 598052), (689, 480872), (728, 455111), (742, 446524), (806, 411068), (868, 381706), (1108, 299026), (1378, 240436), (1484, 223262), (1612, 205534), (1643, 201656), (1736, 190853), (1939, 170872), (2216, 149513), (2756, 120218), (2821, 117448), (2968, 111631), (3224, 102767), (3286, 100828), (3601, 92008), (3878, 85436), (4823, 68696), (5512, 60109), (5642, 58724), (6572, 50414), (7202, 46004), (7756, 42718), (8587, 38584), (9646, 34348), (11284, 29362), (11501, 28808), (13144, 25207), (14404, 23002), (14681, 22568), (15512, 21359), (17174, 19292)]