669551463

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 1122634240

約数和(自身を除く): 453082777

約数列:

[1, 3, 7, 9, 21, 63, 139, 157, 417, 471, 487, 973, 1099, 1251, 1413, 1461, 2919, 3297, 3409, 4383, 8757, 9891, 10227, 21823, 30681, 65469, 67693, 76459, 152761, 196407, 203079, 229377, 458283, 473851, 535213, 609237, 688131, 1374849, 1421553, 1605639, 4264659, 4816917, 10627801, 31883403, 74394607, 95650209, 223183821, 669551463]

約数ペア:

[(1, 669551463), (3, 223183821), (7, 95650209), (9, 74394607), (21, 31883403), (63, 10627801), (139, 4816917), (157, 4264659), (417, 1605639), (471, 1421553), (487, 1374849), (973, 688131), (1099, 609237), (1251, 535213), (1413, 473851), (1461, 458283), (2919, 229377), (3297, 203079), (3409, 196407), (4383, 152761), (8757, 76459), (9891, 67693), (10227, 65469), (21823, 30681)]