248755005

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7753}}^1$

素因数の和:7818

約数の個数: 48

約数和(自身を含む): 464495616

約数和(自身を除く): 215740611

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 93, 115, 155, 207, 279, 345, 465, 713, 1035, 1395, 2139, 3565, 6417, 7753, 10695, 23259, 32085, 38765, 69777, 116295, 178319, 240343, 348885, 534957, 721029, 891595, 1201715, 1604871, 2163087, 2674785, 3605145, 5527889, 8024355, 10815435, 16583667, 27639445, 49751001, 82918335, 248755005]

約数ペア:

[(1, 248755005), (3, 82918335), (5, 49751001), (9, 27639445), (15, 16583667), (23, 10815435), (31, 8024355), (45, 5527889), (69, 3605145), (93, 2674785), (115, 2163087), (155, 1604871), (207, 1201715), (279, 891595), (345, 721029), (465, 534957), (713, 348885), (1035, 240343), (1395, 178319), (2139, 116295), (3565, 69777), (6417, 38765), (7753, 32085), (10695, 23259)]