15690149846

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1\times {\mathrm{787}}^1$

素因数の和:1545

約数の個数: 64

約数和(自身を含む): 28235464704

約数和(自身を除く): 12545314858

約数列:

[1, 2, 7, 14, 31, 62, 71, 142, 217, 434, 497, 647, 787, 994, 1294, 1574, 2201, 4402, 4529, 5509, 9058, 11018, 15407, 20057, 24397, 30814, 40114, 45937, 48794, 55877, 91874, 111754, 140399, 170779, 280798, 321559, 341558, 391139, 509189, 643118, 782278, 1018378, 1424047, 1732187, 2848094, 3464374, 3564323, 7128646, 9968329, 12125309, 15784859, 19936658, 24250618, 31569718, 36152419, 72304838, 110494013, 220988026, 253066933, 506133866, 1120724989, 2241449978, 7845074923, 15690149846]

約数ペア:

[(1, 15690149846), (2, 7845074923), (7, 2241449978), (14, 1120724989), (31, 506133866), (62, 253066933), (71, 220988026), (142, 110494013), (217, 72304838), (434, 36152419), (497, 31569718), (647, 24250618), (787, 19936658), (994, 15784859), (1294, 12125309), (1574, 9968329), (2201, 7128646), (4402, 3564323), (4529, 3464374), (5509, 2848094), (9058, 1732187), (11018, 1424047), (15407, 1018378), (20057, 782278), (24397, 643118), (30814, 509189), (40114, 391139), (45937, 341558), (48794, 321559), (55877, 280798), (91874, 170779), (111754, 140399)]