1213988955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{29207}}^1$

素因数の和:29395

約数の個数: 32

約数和(自身を含む): 2069328384

約数和(自身を除く): 855339429

約数列:

[1, 3, 5, 15, 17, 51, 85, 163, 255, 489, 815, 2445, 2771, 8313, 13855, 29207, 41565, 87621, 146035, 438105, 496519, 1489557, 2482595, 4760741, 7447785, 14282223, 23803705, 71411115, 80932597, 242797791, 404662985, 1213988955]

約数ペア:

[(1, 1213988955), (3, 404662985), (5, 242797791), (15, 80932597), (17, 71411115), (51, 23803705), (85, 14282223), (163, 7447785), (255, 4760741), (489, 2482595), (815, 1489557), (2445, 496519), (2771, 438105), (8313, 146035), (13855, 87621), (29207, 41565)]