87747972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1621}}^1$

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 221266752

約数和(自身を除く): 133518780

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 347, 694, 1041, 1388, 1621, 2082, 3242, 4164, 4511, 4863, 6484, 9022, 9726, 13533, 18044, 19452, 21073, 27066, 42146, 54132, 63219, 84292, 126438, 252876, 562487, 1124974, 1687461, 2249948, 3374922, 6749844, 7312331, 14624662, 21936993, 29249324, 43873986, 87747972]

約数ペア:

[(1, 87747972), (2, 43873986), (3, 29249324), (4, 21936993), (6, 14624662), (12, 7312331), (13, 6749844), (26, 3374922), (39, 2249948), (52, 1687461), (78, 1124974), (156, 562487), (347, 252876), (694, 126438), (1041, 84292), (1388, 63219), (1621, 54132), (2082, 42146), (3242, 27066), (4164, 21073), (4511, 19452), (4863, 18044), (6484, 13533), (9022, 9726)]