2493218

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 4979520

約数和(自身を除く): 2486302

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 103, 133, 182, 206, 247, 266, 494, 637, 721, 931, 1274, 1339, 1442, 1729, 1862, 1957, 2678, 3458, 3914, 5047, 9373, 10094, 12103, 13699, 18746, 24206, 25441, 27398, 50882, 65611, 95893, 131222, 178087, 191786, 356174, 1246609, 2493218]

約数ペア:

[(1, 2493218), (2, 1246609), (7, 356174), (13, 191786), (14, 178087), (19, 131222), (26, 95893), (38, 65611), (49, 50882), (91, 27398), (98, 25441), (103, 24206), (133, 18746), (182, 13699), (206, 12103), (247, 10094), (266, 9373), (494, 5047), (637, 3914), (721, 3458), (931, 2678), (1274, 1957), (1339, 1862), (1442, 1729)]