989828

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 2177280

約数和(自身を除く): 1187452

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 46, 53, 58, 92, 106, 116, 161, 203, 212, 322, 371, 406, 644, 667, 742, 812, 1219, 1334, 1484, 1537, 2438, 2668, 3074, 4669, 4876, 6148, 8533, 9338, 10759, 17066, 18676, 21518, 34132, 35351, 43036, 70702, 141404, 247457, 494914, 989828]

約数ペア:

[(1, 989828), (2, 494914), (4, 247457), (7, 141404), (14, 70702), (23, 43036), (28, 35351), (29, 34132), (46, 21518), (53, 18676), (58, 17066), (92, 10759), (106, 9338), (116, 8533), (161, 6148), (203, 4876), (212, 4669), (322, 3074), (371, 2668), (406, 2438), (644, 1537), (667, 1484), (742, 1334), (812, 1219)]