72704849

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 91392000

約数和(自身を除く): 18687151

約数列:

[1, 7, 19, 41, 67, 133, 199, 287, 469, 779, 1273, 1393, 2747, 3781, 5453, 8159, 8911, 13333, 19229, 26467, 52193, 57113, 93331, 155021, 253327, 365351, 546653, 1085147, 1773289, 3826571, 10386407, 72704849]

約数ペア:

[(1, 72704849), (7, 10386407), (19, 3826571), (41, 1773289), (67, 1085147), (133, 546653), (199, 365351), (287, 253327), (469, 155021), (779, 93331), (1273, 57113), (1393, 52193), (2747, 26467), (3781, 19229), (5453, 13333), (8159, 8911)]