690438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{967}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 1672704

約数和(自身を除く): 982266

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 967, 1934, 2901, 5802, 6769, 13538, 16439, 20307, 32878, 40614, 49317, 98634, 115073, 230146, 345219, 690438]

約数ペア:

[(1, 690438), (2, 345219), (3, 230146), (6, 115073), (7, 98634), (14, 49317), (17, 40614), (21, 32878), (34, 20307), (42, 16439), (51, 13538), (102, 6769), (119, 5802), (238, 2901), (357, 1934), (714, 967)]