47390008

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 90882000

約数和(自身を除く): 43491992

約数列:

[1, 2, 4, 8, 89, 101, 178, 202, 356, 404, 659, 712, 808, 1318, 2636, 5272, 8989, 17978, 35956, 58651, 66559, 71912, 117302, 133118, 234604, 266236, 469208, 532472, 5923751, 11847502, 23695004, 47390008]

約数ペア:

[(1, 47390008), (2, 23695004), (4, 11847502), (8, 5923751), (89, 532472), (101, 469208), (178, 266236), (202, 234604), (356, 133118), (404, 117302), (659, 71912), (712, 66559), (808, 58651), (1318, 35956), (2636, 17978), (5272, 8989)]