72749937

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 111310848

約数和(自身を除く): 38560911

約数列:

[1, 3, 13, 39, 43, 47, 71, 129, 141, 169, 213, 507, 559, 611, 923, 1677, 1833, 2021, 2769, 3053, 3337, 6063, 7267, 7943, 9159, 10011, 11999, 21801, 23829, 26273, 35997, 39689, 43381, 78819, 119067, 130143, 143491, 341549, 430473, 515957, 563953, 1024647, 1547871, 1691859, 1865383, 5596149, 24249979, 72749937]

約数ペア:

[(1, 72749937), (3, 24249979), (13, 5596149), (39, 1865383), (43, 1691859), (47, 1547871), (71, 1024647), (129, 563953), (141, 515957), (169, 430473), (213, 341549), (507, 143491), (559, 130143), (611, 119067), (923, 78819), (1677, 43381), (1833, 39689), (2021, 35997), (2769, 26273), (3053, 23829), (3337, 21801), (6063, 11999), (7267, 10011), (7943, 9159)]