207855788

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{641}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 428979264

約数和(自身を除く): 221123476

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 313, 518, 626, 641, 1036, 1252, 1282, 2191, 2564, 4382, 4487, 8764, 8974, 11581, 17948, 23162, 23717, 46324, 47434, 81067, 94868, 162134, 166019, 200633, 324268, 332038, 401266, 664076, 802532, 1404431, 2808862, 5617724, 7423421, 14846842, 29693684, 51963947, 103927894, 207855788]

約数ペア:

[(1, 207855788), (2, 103927894), (4, 51963947), (7, 29693684), (14, 14846842), (28, 7423421), (37, 5617724), (74, 2808862), (148, 1404431), (259, 802532), (313, 664076), (518, 401266), (626, 332038), (641, 324268), (1036, 200633), (1252, 166019), (1282, 162134), (2191, 94868), (2564, 81067), (4382, 47434), (4487, 46324), (8764, 23717), (8974, 23162), (11581, 17948)]