1398906

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 3294720

約数和(自身を除く): 1895814

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 109, 138, 186, 207, 218, 279, 327, 414, 558, 654, 713, 981, 1426, 1962, 2139, 2507, 3379, 4278, 5014, 6417, 6758, 7521, 10137, 12834, 15042, 20274, 22563, 30411, 45126, 60822, 77717, 155434, 233151, 466302, 699453, 1398906]

約数ペア:

[(1, 1398906), (2, 699453), (3, 466302), (6, 233151), (9, 155434), (18, 77717), (23, 60822), (31, 45126), (46, 30411), (62, 22563), (69, 20274), (93, 15042), (109, 12834), (138, 10137), (186, 7521), (207, 6758), (218, 6417), (279, 5014), (327, 4278), (414, 3379), (558, 2507), (654, 2139), (713, 1962), (981, 1426)]