15213968

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 37604736

約数和(自身を除く): 22390768

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 53, 56, 77, 88, 106, 112, 154, 176, 212, 233, 308, 371, 424, 466, 583, 616, 742, 848, 932, 1166, 1232, 1484, 1631, 1864, 2332, 2563, 2968, 3262, 3728, 4081, 4664, 5126, 5936, 6524, 8162, 9328, 10252, 12349, 13048, 16324, 17941, 20504, 24698, 26096, 32648, 35882, 41008, 49396, 65296, 71764, 86443, 98792, 135839, 143528, 172886, 197584, 271678, 287056, 345772, 543356, 691544, 950873, 1086712, 1383088, 1901746, 2173424, 3803492, 7606984, 15213968]

約数ペア:

[(1, 15213968), (2, 7606984), (4, 3803492), (7, 2173424), (8, 1901746), (11, 1383088), (14, 1086712), (16, 950873), (22, 691544), (28, 543356), (44, 345772), (53, 287056), (56, 271678), (77, 197584), (88, 172886), (106, 143528), (112, 135839), (154, 98792), (176, 86443), (212, 71764), (233, 65296), (308, 49396), (371, 41008), (424, 35882), (466, 32648), (583, 26096), (616, 24698), (742, 20504), (848, 17941), (932, 16324), (1166, 13048), (1232, 12349), (1484, 10252), (1631, 9328), (1864, 8162), (2332, 6524), (2563, 5936), (2968, 5126), (3262, 4664), (3728, 4081)]