721479684

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1\times {\mathrm{1307}}^1$

素因数の和:1764

約数の個数: 48

約数和(自身を含む): 1701258048

約数和(自身を除く): 979778364

約数列:

[1, 2, 3, 4, 6, 12, 157, 293, 314, 471, 586, 628, 879, 942, 1172, 1307, 1758, 1884, 2614, 3516, 3921, 5228, 7842, 15684, 46001, 92002, 138003, 184004, 205199, 276006, 382951, 410398, 552012, 615597, 765902, 820796, 1148853, 1231194, 1531804, 2297706, 2462388, 4595412, 60123307, 120246614, 180369921, 240493228, 360739842, 721479684]

約数ペア:

[(1, 721479684), (2, 360739842), (3, 240493228), (4, 180369921), (6, 120246614), (12, 60123307), (157, 4595412), (293, 2462388), (314, 2297706), (471, 1531804), (586, 1231194), (628, 1148853), (879, 820796), (942, 765902), (1172, 615597), (1307, 552012), (1758, 410398), (1884, 382951), (2614, 276006), (3516, 205199), (3921, 184004), (5228, 138003), (7842, 92002), (15684, 46001)]