506449503

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:978

約数の個数: 80

約数和(自身を含む): 928350720

約数和(自身を除く): 421901217

約数列:

[1, 3, 7, 9, 19, 21, 27, 53, 57, 63, 81, 133, 159, 171, 189, 371, 399, 477, 513, 567, 887, 1007, 1113, 1197, 1431, 1539, 2661, 3021, 3339, 3591, 4293, 6209, 7049, 7983, 9063, 10017, 10773, 16853, 18627, 21147, 23949, 27189, 30051, 47011, 50559, 55881, 63441, 71847, 81567, 117971, 141033, 151677, 167643, 190323, 329077, 353913, 423099, 455031, 502929, 570969, 893209, 987231, 1061739, 1269297, 1365093, 2679627, 2961693, 3185217, 3807891, 6252463, 8038881, 8885079, 9555651, 18757389, 24116643, 26655237, 56272167, 72349929, 168816501, 506449503]

約数ペア:

[(1, 506449503), (3, 168816501), (7, 72349929), (9, 56272167), (19, 26655237), (21, 24116643), (27, 18757389), (53, 9555651), (57, 8885079), (63, 8038881), (81, 6252463), (133, 3807891), (159, 3185217), (171, 2961693), (189, 2679627), (371, 1365093), (399, 1269297), (477, 1061739), (513, 987231), (567, 893209), (887, 570969), (1007, 502929), (1113, 455031), (1197, 423099), (1431, 353913), (1539, 329077), (2661, 190323), (3021, 167643), (3339, 151677), (3591, 141033), (4293, 117971), (6209, 81567), (7049, 71847), (7983, 63441), (9063, 55881), (10017, 50559), (10773, 47011), (16853, 30051), (18627, 27189), (21147, 23949)]