81579848

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{46993}}^1$

素因数の和:47037

約数の個数: 32

約数和(自身を含む): 180456960

約数和(自身を除く): 98877112

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 46993, 93986, 187972, 328951, 375944, 657902, 1315804, 1456783, 2631608, 2913566, 5827132, 10197481, 11654264, 20394962, 40789924, 81579848]

約数ペア:

[(1, 81579848), (2, 40789924), (4, 20394962), (7, 11654264), (8, 10197481), (14, 5827132), (28, 2913566), (31, 2631608), (56, 1456783), (62, 1315804), (124, 657902), (217, 375944), (248, 328951), (434, 187972), (868, 93986), (1736, 46993)]