206898781690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2477}}^1\times {\mathrm{491341}}^1$

素因数の和:493842

約数の個数: 32

約数和(自身を含む): 394484734224

約数和(自身を除く): 187585952534

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 2477, 4954, 12385, 24770, 42109, 84218, 210545, 421090, 491341, 982682, 2456705, 4913410, 8352797, 16705594, 41763985, 83527970, 1217051657, 2434103314, 6085258285, 12170516570, 20689878169, 41379756338, 103449390845, 206898781690]

約数ペア:

[(1, 206898781690), (2, 103449390845), (5, 41379756338), (10, 20689878169), (17, 12170516570), (34, 6085258285), (85, 2434103314), (170, 1217051657), (2477, 83527970), (4954, 41763985), (12385, 16705594), (24770, 8352797), (42109, 4913410), (84218, 2456705), (210545, 982682), (421090, 491341)]