31271328

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{9871}}^1$

素因数の和:9898

約数の個数: 72

約数和(自身を含む): 97022016

約数和(自身を除く): 65750688

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 9871, 19742, 29613, 39484, 59226, 78968, 88839, 108581, 118452, 157936, 177678, 217162, 236904, 315872, 325743, 355356, 434324, 473808, 651486, 710712, 868648, 947616, 977229, 1302972, 1421424, 1737296, 1954458, 2605944, 2842848, 3474592, 3908916, 5211888, 7817832, 10423776, 15635664, 31271328]

約数ペア:

[(1, 31271328), (2, 15635664), (3, 10423776), (4, 7817832), (6, 5211888), (8, 3908916), (9, 3474592), (11, 2842848), (12, 2605944), (16, 1954458), (18, 1737296), (22, 1421424), (24, 1302972), (32, 977229), (33, 947616), (36, 868648), (44, 710712), (48, 651486), (66, 473808), (72, 434324), (88, 355356), (96, 325743), (99, 315872), (132, 236904), (144, 217162), (176, 177678), (198, 157936), (264, 118452), (288, 108581), (352, 88839), (396, 78968), (528, 59226), (792, 39484), (1056, 29613), (1584, 19742), (3168, 9871)]