2017271557

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{797}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 2451456000

約数和(自身を除く): 434184443

約数列:

[1, 7, 23, 79, 161, 199, 553, 797, 1393, 1817, 4577, 5579, 12719, 15721, 18331, 32039, 62963, 110047, 128317, 158603, 361583, 440741, 1110221, 1448149, 2531081, 3647869, 10137043, 12529637, 25535083, 87707459, 288181651, 2017271557]

約数ペア:

[(1, 2017271557), (7, 288181651), (23, 87707459), (79, 25535083), (161, 12529637), (199, 10137043), (553, 3647869), (797, 2531081), (1393, 1448149), (1817, 1110221), (4577, 440741), (5579, 361583), (12719, 158603), (15721, 128317), (18331, 110047), (32039, 62963)]