77808978

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{409}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 187353600

約数和(自身を除く): 109544622

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 271, 351, 409, 542, 702, 813, 818, 1227, 1626, 2439, 2454, 3523, 3681, 4878, 5317, 7046, 7317, 7362, 10569, 10634, 11043, 14634, 15951, 21138, 22086, 31707, 31902, 47853, 63414, 95121, 95706, 110839, 143559, 190242, 221678, 287118, 332517, 665034, 997551, 1440907, 1995102, 2881814, 2992653, 4322721, 5985306, 8645442, 12968163, 25936326, 38904489, 77808978]

約数ペア:

[(1, 77808978), (2, 38904489), (3, 25936326), (6, 12968163), (9, 8645442), (13, 5985306), (18, 4322721), (26, 2992653), (27, 2881814), (39, 1995102), (54, 1440907), (78, 997551), (117, 665034), (234, 332517), (271, 287118), (351, 221678), (409, 190242), (542, 143559), (702, 110839), (813, 95706), (818, 95121), (1227, 63414), (1626, 47853), (2439, 31902), (2454, 31707), (3523, 22086), (3681, 21138), (4878, 15951), (5317, 14634), (7046, 11043), (7317, 10634), (7362, 10569)]