321861696

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128951}}^1$

素因数の和:128979

約数の個数: 56

約数和(自身を含む): 917106624

約数和(自身を除く): 595244928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 128951, 257902, 386853, 515804, 773706, 1031608, 1547412, 1676363, 2063216, 3094824, 3352726, 4126432, 5029089, 6189648, 6705452, 8252864, 10058178, 12379296, 13410904, 20116356, 24758592, 26821808, 40232712, 53643616, 80465424, 107287232, 160930848, 321861696]

約数ペア:

[(1, 321861696), (2, 160930848), (3, 107287232), (4, 80465424), (6, 53643616), (8, 40232712), (12, 26821808), (13, 24758592), (16, 20116356), (24, 13410904), (26, 12379296), (32, 10058178), (39, 8252864), (48, 6705452), (52, 6189648), (64, 5029089), (78, 4126432), (96, 3352726), (104, 3094824), (156, 2063216), (192, 1676363), (208, 1547412), (312, 1031608), (416, 773706), (624, 515804), (832, 386853), (1248, 257902), (2496, 128951)]