639821136

素因数分解:

$2^4\times 3^1\times {\mathrm{1427}}^1\times {\mathrm{9341}}^1$

素因数の和:10779

約数の個数: 40

約数和(自身を含む): 1654206624

約数和(自身を除く): 1014385488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1427, 2854, 4281, 5708, 8562, 9341, 11416, 17124, 18682, 22832, 28023, 34248, 37364, 56046, 68496, 74728, 112092, 149456, 224184, 448368, 13329607, 26659214, 39988821, 53318428, 79977642, 106636856, 159955284, 213273712, 319910568, 639821136]

約数ペア:

[(1, 639821136), (2, 319910568), (3, 213273712), (4, 159955284), (6, 106636856), (8, 79977642), (12, 53318428), (16, 39988821), (24, 26659214), (48, 13329607), (1427, 448368), (2854, 224184), (4281, 149456), (5708, 112092), (8562, 74728), (9341, 68496), (11416, 56046), (17124, 37364), (18682, 34248), (22832, 28023)]