31100556

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 74366208

約数和(自身を除く): 43265652

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 173, 211, 213, 284, 346, 422, 426, 519, 633, 692, 844, 852, 1038, 1266, 2076, 2532, 12283, 14981, 24566, 29962, 36503, 36849, 44943, 49132, 59924, 73006, 73698, 89886, 109509, 146012, 147396, 179772, 219018, 438036, 2591713, 5183426, 7775139, 10366852, 15550278, 31100556]

約数ペア:

[(1, 31100556), (2, 15550278), (3, 10366852), (4, 7775139), (6, 5183426), (12, 2591713), (71, 438036), (142, 219018), (173, 179772), (211, 147396), (213, 146012), (284, 109509), (346, 89886), (422, 73698), (426, 73006), (519, 59924), (633, 49132), (692, 44943), (844, 36849), (852, 36503), (1038, 29962), (1266, 24566), (2076, 14981), (2532, 12283)]