16861686

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 34557408

約数和(自身を除く): 17695722

約数列:

[1, 2, 3, 6, 73, 137, 146, 219, 274, 281, 411, 438, 562, 822, 843, 1686, 10001, 20002, 20513, 30003, 38497, 41026, 60006, 61539, 76994, 115491, 123078, 230982, 2810281, 5620562, 8430843, 16861686]

約数ペア:

[(1, 16861686), (2, 8430843), (3, 5620562), (6, 2810281), (73, 230982), (137, 123078), (146, 115491), (219, 76994), (274, 61539), (281, 60006), (411, 41026), (438, 38497), (562, 30003), (822, 20513), (843, 20002), (1686, 10001)]