28301336

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 64953600

約数和(自身を除く): 36652264

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 67, 76, 133, 134, 152, 266, 268, 397, 469, 532, 536, 794, 938, 1064, 1273, 1588, 1876, 2546, 2779, 3176, 3752, 5092, 5558, 7543, 8911, 10184, 11116, 15086, 17822, 22232, 26599, 30172, 35644, 52801, 53198, 60344, 71288, 105602, 106396, 186193, 211204, 212792, 372386, 422408, 505381, 744772, 1010762, 1489544, 2021524, 3537667, 4043048, 7075334, 14150668, 28301336]

約数ペア:

[(1, 28301336), (2, 14150668), (4, 7075334), (7, 4043048), (8, 3537667), (14, 2021524), (19, 1489544), (28, 1010762), (38, 744772), (56, 505381), (67, 422408), (76, 372386), (133, 212792), (134, 211204), (152, 186193), (266, 106396), (268, 105602), (397, 71288), (469, 60344), (532, 53198), (536, 52801), (794, 35644), (938, 30172), (1064, 26599), (1273, 22232), (1588, 17822), (1876, 15086), (2546, 11116), (2779, 10184), (3176, 8911), (3752, 7543), (5092, 5558)]