28345992

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 74088000

約数和(自身を除く): 45742008

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 139, 174, 232, 278, 293, 348, 417, 556, 586, 696, 834, 879, 1112, 1172, 1668, 1758, 2344, 3336, 3516, 4031, 7032, 8062, 8497, 12093, 16124, 16994, 24186, 25491, 32248, 33988, 40727, 48372, 50982, 67976, 81454, 96744, 101964, 122181, 162908, 203928, 244362, 325816, 488724, 977448, 1181083, 2362166, 3543249, 4724332, 7086498, 9448664, 14172996, 28345992]

約数ペア:

[(1, 28345992), (2, 14172996), (3, 9448664), (4, 7086498), (6, 4724332), (8, 3543249), (12, 2362166), (24, 1181083), (29, 977448), (58, 488724), (87, 325816), (116, 244362), (139, 203928), (174, 162908), (232, 122181), (278, 101964), (293, 96744), (348, 81454), (417, 67976), (556, 50982), (586, 48372), (696, 40727), (834, 33988), (879, 32248), (1112, 25491), (1172, 24186), (1668, 16994), (1758, 16124), (2344, 12093), (3336, 8497), (3516, 8062), (4031, 7032)]