2940678

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 7257600

約数和(自身を除く): 4316922

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 59, 71, 78, 117, 118, 142, 177, 213, 234, 351, 354, 426, 531, 639, 702, 767, 923, 1062, 1278, 1534, 1593, 1846, 1917, 2301, 2769, 3186, 3834, 4189, 4602, 5538, 6903, 8307, 8378, 12567, 13806, 16614, 20709, 24921, 25134, 37701, 41418, 49842, 54457, 75402, 108914, 113103, 163371, 226206, 326742, 490113, 980226, 1470339, 2940678]

約数ペア:

[(1, 2940678), (2, 1470339), (3, 980226), (6, 490113), (9, 326742), (13, 226206), (18, 163371), (26, 113103), (27, 108914), (39, 75402), (54, 54457), (59, 49842), (71, 41418), (78, 37701), (117, 25134), (118, 24921), (142, 20709), (177, 16614), (213, 13806), (234, 12567), (351, 8378), (354, 8307), (426, 6903), (531, 5538), (639, 4602), (702, 4189), (767, 3834), (923, 3186), (1062, 2769), (1278, 2301), (1534, 1917), (1593, 1846)]