28483910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 63891072

約数和(自身を除く): 35407162

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 113, 130, 182, 226, 277, 455, 554, 565, 791, 910, 1130, 1385, 1469, 1582, 1939, 2770, 2938, 3601, 3878, 3955, 7202, 7345, 7910, 9695, 10283, 14690, 18005, 19390, 20566, 25207, 31301, 36010, 50414, 51415, 62602, 102830, 126035, 156505, 219107, 252070, 313010, 406913, 438214, 813826, 1095535, 2034565, 2191070, 2848391, 4069130, 5696782, 14241955, 28483910]

約数ペア:

[(1, 28483910), (2, 14241955), (5, 5696782), (7, 4069130), (10, 2848391), (13, 2191070), (14, 2034565), (26, 1095535), (35, 813826), (65, 438214), (70, 406913), (91, 313010), (113, 252070), (130, 219107), (182, 156505), (226, 126035), (277, 102830), (455, 62602), (554, 51415), (565, 50414), (791, 36010), (910, 31301), (1130, 25207), (1385, 20566), (1469, 19390), (1582, 18005), (1939, 14690), (2770, 10283), (2938, 9695), (3601, 7910), (3878, 7345), (3955, 7202)]