207850412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2043

約数の個数: 72

約数和(自身を含む): 471905280

約数和(自身を除く): 264054868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 154, 217, 242, 308, 341, 434, 484, 682, 847, 868, 1364, 1694, 1979, 2387, 3388, 3751, 3958, 4774, 7502, 7916, 9548, 13853, 15004, 21769, 26257, 27706, 43538, 52514, 55412, 61349, 87076, 105028, 122698, 152383, 239459, 245396, 304766, 429443, 478918, 609532, 674839, 858886, 957836, 1349678, 1676213, 1717772, 2699356, 3352426, 4723873, 6704852, 7423229, 9447746, 14846458, 18895492, 29692916, 51962603, 103925206, 207850412]

約数ペア:

[(1, 207850412), (2, 103925206), (4, 51962603), (7, 29692916), (11, 18895492), (14, 14846458), (22, 9447746), (28, 7423229), (31, 6704852), (44, 4723873), (62, 3352426), (77, 2699356), (121, 1717772), (124, 1676213), (154, 1349678), (217, 957836), (242, 858886), (308, 674839), (341, 609532), (434, 478918), (484, 429443), (682, 304766), (847, 245396), (868, 239459), (1364, 152383), (1694, 122698), (1979, 105028), (2387, 87076), (3388, 61349), (3751, 55412), (3958, 52514), (4774, 43538), (7502, 27706), (7916, 26257), (9548, 21769), (13853, 15004)]