2197788695

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{347}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 2745135360

約数和(自身を除く): 547346665

約数列:

[1, 5, 43, 89, 215, 331, 347, 445, 1655, 1735, 3827, 14233, 14921, 19135, 29459, 30883, 71165, 74605, 114857, 147295, 154415, 574285, 1266737, 1327969, 4938851, 6333685, 6639845, 10222273, 24694255, 51111365, 439557739, 2197788695]

約数ペア:

[(1, 2197788695), (5, 439557739), (43, 51111365), (89, 24694255), (215, 10222273), (331, 6639845), (347, 6333685), (445, 4938851), (1655, 1327969), (1735, 1266737), (3827, 574285), (14233, 154415), (14921, 147295), (19135, 114857), (29459, 74605), (30883, 71165)]