128798924

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 243102720

約数和(自身を除く): 114303796

約数列:

[1, 2, 4, 31, 37, 62, 67, 74, 124, 134, 148, 268, 419, 838, 1147, 1676, 2077, 2294, 2479, 4154, 4588, 4958, 8308, 9916, 12989, 15503, 25978, 28073, 31006, 51956, 56146, 62012, 76849, 112292, 153698, 307396, 480593, 870263, 961186, 1038701, 1740526, 1922372, 2077402, 3481052, 4154804, 32199731, 64399462, 128798924]

約数ペア:

[(1, 128798924), (2, 64399462), (4, 32199731), (31, 4154804), (37, 3481052), (62, 2077402), (67, 1922372), (74, 1740526), (124, 1038701), (134, 961186), (148, 870263), (268, 480593), (419, 307396), (838, 153698), (1147, 112292), (1676, 76849), (2077, 62012), (2294, 56146), (2479, 51956), (4154, 31006), (4588, 28073), (4958, 25978), (8308, 15503), (9916, 12989)]