321773712

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{515663}}^1$

素因数の和:515687

約数の個数: 40

約数和(自身を含む): 895192704

約数和(自身を除く): 573418992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 515663, 1031326, 1546989, 2062652, 3093978, 4125304, 6187956, 6703619, 8250608, 12375912, 13407238, 20110857, 24751824, 26814476, 40221714, 53628952, 80443428, 107257904, 160886856, 321773712]

約数ペア:

[(1, 321773712), (2, 160886856), (3, 107257904), (4, 80443428), (6, 53628952), (8, 40221714), (12, 26814476), (13, 24751824), (16, 20110857), (24, 13407238), (26, 12375912), (39, 8250608), (48, 6703619), (52, 6187956), (78, 4125304), (104, 3093978), (156, 2062652), (208, 1546989), (312, 1031326), (624, 515663)]