13778388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 38220000

約数和(自身を除く): 24441612

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 59, 78, 117, 118, 156, 177, 234, 236, 354, 468, 499, 531, 708, 767, 998, 1062, 1497, 1534, 1996, 2124, 2301, 2994, 3068, 4491, 4602, 5988, 6487, 6903, 8982, 9204, 12974, 13806, 17964, 19461, 25948, 27612, 29441, 38922, 58383, 58882, 77844, 88323, 116766, 117764, 176646, 233532, 264969, 353292, 382733, 529938, 765466, 1059876, 1148199, 1530932, 2296398, 3444597, 4592796, 6889194, 13778388]

約数ペア:

[(1, 13778388), (2, 6889194), (3, 4592796), (4, 3444597), (6, 2296398), (9, 1530932), (12, 1148199), (13, 1059876), (18, 765466), (26, 529938), (36, 382733), (39, 353292), (52, 264969), (59, 233532), (78, 176646), (117, 117764), (118, 116766), (156, 88323), (177, 77844), (234, 58882), (236, 58383), (354, 38922), (468, 29441), (499, 27612), (531, 25948), (708, 19461), (767, 17964), (998, 13806), (1062, 12974), (1497, 9204), (1534, 8982), (1996, 6903), (2124, 6487), (2301, 5988), (2994, 4602), (3068, 4491)]