74457747

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 133282240

約数和(自身を除く): 58824493

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 229, 273, 397, 687, 819, 1191, 1603, 2061, 2779, 2977, 3573, 4809, 5161, 8337, 8931, 14427, 15483, 20839, 25011, 26793, 36127, 46449, 62517, 90913, 108381, 187551, 272739, 325143, 636391, 818217, 1181869, 1909173, 3545607, 5727519, 8273083, 10636821, 24819249, 74457747]

約数ペア:

[(1, 74457747), (3, 24819249), (7, 10636821), (9, 8273083), (13, 5727519), (21, 3545607), (39, 1909173), (63, 1181869), (91, 818217), (117, 636391), (229, 325143), (273, 272739), (397, 187551), (687, 108381), (819, 90913), (1191, 62517), (1603, 46449), (2061, 36127), (2779, 26793), (2977, 25011), (3573, 20839), (4809, 15483), (5161, 14427), (8337, 8931)]