321564984

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{33247}}^1$

素因数の和:33300

約数の個数: 64

約数和(自身を含む): 893706240

約数和(自身を除く): 572141256

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 33247, 66494, 99741, 132988, 199482, 265976, 398964, 432211, 797928, 864422, 1030657, 1296633, 1728844, 2061314, 2593266, 3091971, 3457688, 4122628, 5186532, 6183942, 8245256, 10373064, 12367884, 13398541, 24735768, 26797082, 40195623, 53594164, 80391246, 107188328, 160782492, 321564984]

約数ペア:

[(1, 321564984), (2, 160782492), (3, 107188328), (4, 80391246), (6, 53594164), (8, 40195623), (12, 26797082), (13, 24735768), (24, 13398541), (26, 12367884), (31, 10373064), (39, 8245256), (52, 6183942), (62, 5186532), (78, 4122628), (93, 3457688), (104, 3091971), (124, 2593266), (156, 2061314), (186, 1728844), (248, 1296633), (312, 1030657), (372, 864422), (403, 797928), (744, 432211), (806, 398964), (1209, 265976), (1612, 199482), (2418, 132988), (3224, 99741), (4836, 66494), (9672, 33247)]