81715466

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{307201}}^1$

素因数の和:307229

約数の個数: 16

約数和(自身を含む): 147456960

約数和(自身を除く): 65741494

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 307201, 614402, 2150407, 4300814, 5836819, 11673638, 40857733, 81715466]

約数ペア:

[(1, 81715466), (2, 40857733), (7, 11673638), (14, 5836819), (19, 4300814), (38, 2150407), (133, 614402), (266, 307201)]