78949458

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{631}}^1$

素因数の和:980

約数の個数: 64

約数和(自身を含む): 201431040

約数和(自身を除く): 122481582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 331, 378, 631, 662, 993, 1262, 1893, 1986, 2317, 2979, 3786, 4417, 4634, 5679, 5958, 6951, 8834, 8937, 11358, 13251, 13902, 17037, 17874, 20853, 26502, 34074, 39753, 41706, 62559, 79506, 119259, 125118, 208861, 238518, 417722, 626583, 1253166, 1462027, 1879749, 2924054, 3759498, 4386081, 5639247, 8772162, 11278494, 13158243, 26316486, 39474729, 78949458]

約数ペア:

[(1, 78949458), (2, 39474729), (3, 26316486), (6, 13158243), (7, 11278494), (9, 8772162), (14, 5639247), (18, 4386081), (21, 3759498), (27, 2924054), (42, 1879749), (54, 1462027), (63, 1253166), (126, 626583), (189, 417722), (331, 238518), (378, 208861), (631, 125118), (662, 119259), (993, 79506), (1262, 62559), (1893, 41706), (1986, 39753), (2317, 34074), (2979, 26502), (3786, 20853), (4417, 17874), (4634, 17037), (5679, 13902), (5958, 13251), (6951, 11358), (8834, 8937)]