151499019

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 255467520

約数和(自身を除く): 103968501

約数列:

[1, 3, 7, 17, 21, 43, 51, 71, 119, 129, 139, 213, 301, 357, 417, 497, 731, 903, 973, 1207, 1491, 2193, 2363, 2919, 3053, 3621, 5117, 5977, 7089, 8449, 9159, 9869, 15351, 16541, 17931, 21371, 25347, 29607, 41839, 49623, 51901, 64113, 69083, 101609, 125517, 155703, 167773, 207249, 304827, 363307, 424367, 503319, 711263, 1089921, 1174411, 1273101, 2133789, 2970569, 3523233, 7214239, 8911707, 21642717, 50499673, 151499019]

約数ペア:

[(1, 151499019), (3, 50499673), (7, 21642717), (17, 8911707), (21, 7214239), (43, 3523233), (51, 2970569), (71, 2133789), (119, 1273101), (129, 1174411), (139, 1089921), (213, 711263), (301, 503319), (357, 424367), (417, 363307), (497, 304827), (731, 207249), (903, 167773), (973, 155703), (1207, 125517), (1491, 101609), (2193, 69083), (2363, 64113), (2919, 51901), (3053, 49623), (3621, 41839), (5117, 29607), (5977, 25347), (7089, 21371), (8449, 17931), (9159, 16541), (9869, 15351)]