68488238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 133324800

約数和(自身を除く): 64836562

約数列:

[1, 2, 7, 13, 14, 26, 31, 61, 62, 91, 122, 182, 199, 217, 398, 403, 427, 434, 793, 806, 854, 1393, 1586, 1891, 2587, 2786, 2821, 3782, 5174, 5551, 5642, 6169, 11102, 12139, 12338, 13237, 18109, 24278, 24583, 26474, 36218, 43183, 49166, 80197, 84973, 86366, 157807, 160394, 169946, 172081, 315614, 344162, 376309, 561379, 752618, 1104649, 1122758, 2209298, 2634163, 4892017, 5268326, 9784034, 34244119, 68488238]

約数ペア:

[(1, 68488238), (2, 34244119), (7, 9784034), (13, 5268326), (14, 4892017), (26, 2634163), (31, 2209298), (61, 1122758), (62, 1104649), (91, 752618), (122, 561379), (182, 376309), (199, 344162), (217, 315614), (398, 172081), (403, 169946), (427, 160394), (434, 157807), (793, 86366), (806, 84973), (854, 80197), (1393, 49166), (1586, 43183), (1891, 36218), (2587, 26474), (2786, 24583), (2821, 24278), (3782, 18109), (5174, 13237), (5551, 12338), (5642, 12139), (6169, 11102)]