71978724

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{4639}}^1$

素因数の和:5080

約数の個数: 36

約数和(自身を含む): 182407680

約数和(自身を除く): 110428956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1293, 1724, 2586, 3879, 4639, 5172, 7758, 9278, 13917, 15516, 18556, 27834, 41751, 55668, 83502, 167004, 1999409, 3998818, 5998227, 7997636, 11996454, 17994681, 23992908, 35989362, 71978724]

約数ペア:

[(1, 71978724), (2, 35989362), (3, 23992908), (4, 17994681), (6, 11996454), (9, 7997636), (12, 5998227), (18, 3998818), (36, 1999409), (431, 167004), (862, 83502), (1293, 55668), (1724, 41751), (2586, 27834), (3879, 18556), (4639, 15516), (5172, 13917), (7758, 9278)]