27669978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1120

約数の個数: 64

約数和(自身を含む): 71331840

約数和(自身を除く): 43661862

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 126, 142, 189, 213, 378, 426, 497, 639, 994, 1031, 1278, 1491, 1917, 2062, 2982, 3093, 3834, 4473, 6186, 7217, 8946, 9279, 13419, 14434, 18558, 21651, 26838, 27837, 43302, 55674, 64953, 73201, 129906, 146402, 194859, 219603, 389718, 439206, 512407, 658809, 1024814, 1317618, 1537221, 1976427, 3074442, 3952854, 4611663, 9223326, 13834989, 27669978]

約数ペア:

[(1, 27669978), (2, 13834989), (3, 9223326), (6, 4611663), (7, 3952854), (9, 3074442), (14, 1976427), (18, 1537221), (21, 1317618), (27, 1024814), (42, 658809), (54, 512407), (63, 439206), (71, 389718), (126, 219603), (142, 194859), (189, 146402), (213, 129906), (378, 73201), (426, 64953), (497, 55674), (639, 43302), (994, 27837), (1031, 26838), (1278, 21651), (1491, 18558), (1917, 14434), (2062, 13419), (2982, 9279), (3093, 8946), (3834, 7217), (4473, 6186)]