28172052

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{18199}}^1$

素因数の和:18252

約数の個数: 36

約数和(自身を含む): 72872800

約数和(自身を除く): 44700748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 18199, 36398, 54597, 72796, 109194, 163791, 218388, 327582, 655164, 782557, 1565114, 2347671, 3130228, 4695342, 7043013, 9390684, 14086026, 28172052]

約数ペア:

[(1, 28172052), (2, 14086026), (3, 9390684), (4, 7043013), (6, 4695342), (9, 3130228), (12, 2347671), (18, 1565114), (36, 782557), (43, 655164), (86, 327582), (129, 218388), (172, 163791), (258, 109194), (387, 72796), (516, 54597), (774, 36398), (1548, 18199)]