305546648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{80747}}^1$

素因数の和:80807

約数の個数: 32

約数和(自身を含む): 639524160

約数和(自身を除く): 333977512

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 80747, 161494, 322988, 645976, 888217, 1776434, 3472121, 3552868, 6944242, 7105736, 13888484, 27776968, 38193331, 76386662, 152773324, 305546648]

約数ペア:

[(1, 305546648), (2, 152773324), (4, 76386662), (8, 38193331), (11, 27776968), (22, 13888484), (43, 7105736), (44, 6944242), (86, 3552868), (88, 3472121), (172, 1776434), (344, 888217), (473, 645976), (946, 322988), (1892, 161494), (3784, 80747)]