489900502

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2801}}^1$

素因数の和:2885

約数の個数: 48

約数和(自身を含む): 934881696

約数和(自身を除く): 444981194

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 961, 1922, 2801, 2821, 5602, 5642, 6727, 12493, 13454, 19607, 24986, 36413, 39214, 72826, 86831, 87451, 173662, 174902, 254891, 509782, 607817, 1128803, 1215634, 2257606, 2691761, 5383522, 7901621, 15803242, 18842327, 34992893, 37684654, 69985786, 244950251, 489900502]

約数ペア:

[(1, 489900502), (2, 244950251), (7, 69985786), (13, 37684654), (14, 34992893), (26, 18842327), (31, 15803242), (62, 7901621), (91, 5383522), (182, 2691761), (217, 2257606), (403, 1215634), (434, 1128803), (806, 607817), (961, 509782), (1922, 254891), (2801, 174902), (2821, 173662), (5602, 87451), (5642, 86831), (6727, 72826), (12493, 39214), (13454, 36413), (19607, 24986)]