1320221734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 2318500800

約数和(自身を除く): 998279066

約数列:

[1, 2, 13, 17, 26, 34, 67, 109, 134, 218, 221, 409, 442, 818, 871, 1139, 1417, 1742, 1853, 2278, 2834, 3706, 5317, 6953, 7303, 10634, 13906, 14606, 14807, 24089, 27403, 29614, 44581, 48178, 54806, 89162, 90389, 94939, 124151, 180778, 189878, 248302, 356239, 465851, 579553, 712478, 757877, 931702, 1159106, 1515754, 1613963, 2986927, 3227926, 5973854, 6056063, 9852401, 12112126, 19704802, 38830051, 50777759, 77660102, 101555518, 660110867, 1320221734]

約数ペア:

[(1, 1320221734), (2, 660110867), (13, 101555518), (17, 77660102), (26, 50777759), (34, 38830051), (67, 19704802), (109, 12112126), (134, 9852401), (218, 6056063), (221, 5973854), (409, 3227926), (442, 2986927), (818, 1613963), (871, 1515754), (1139, 1159106), (1417, 931702), (1742, 757877), (1853, 712478), (2278, 579553), (2834, 465851), (3706, 356239), (5317, 248302), (6953, 189878), (7303, 180778), (10634, 124151), (13906, 94939), (14606, 90389), (14807, 89162), (24089, 54806), (27403, 48178), (29614, 44581)]