398667048

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{6421}}^1$

素因数の和:6642

約数の個数: 64

約数和(自身を含む): 1078896000

約数和(自身を除く): 680228952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 199, 312, 398, 597, 796, 1194, 1592, 2388, 2587, 4776, 5174, 6421, 7761, 10348, 12842, 15522, 19263, 20696, 25684, 31044, 38526, 51368, 62088, 77052, 83473, 154104, 166946, 250419, 333892, 500838, 667784, 1001676, 1277779, 2003352, 2555558, 3833337, 5111116, 7666674, 10222232, 15333348, 16611127, 30666696, 33222254, 49833381, 66444508, 99666762, 132889016, 199333524, 398667048]

約数ペア:

[(1, 398667048), (2, 199333524), (3, 132889016), (4, 99666762), (6, 66444508), (8, 49833381), (12, 33222254), (13, 30666696), (24, 16611127), (26, 15333348), (39, 10222232), (52, 7666674), (78, 5111116), (104, 3833337), (156, 2555558), (199, 2003352), (312, 1277779), (398, 1001676), (597, 667784), (796, 500838), (1194, 333892), (1592, 250419), (2388, 166946), (2587, 154104), (4776, 83473), (5174, 77052), (6421, 62088), (7761, 51368), (10348, 38526), (12842, 31044), (15522, 25684), (19263, 20696)]