201997557615

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{519521}}^1$

素因数の和:519589

約数の個数: 72

約数和(自身を含む): 393020471088

約数和(自身を除く): 191022913473

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 529, 735, 805, 1127, 1587, 2415, 2645, 3381, 3703, 5635, 7935, 11109, 16905, 18515, 25921, 55545, 77763, 129605, 388815, 519521, 1558563, 2597605, 3636647, 7792815, 10909941, 11948983, 18183235, 25456529, 35846949, 54549705, 59744915, 76369587, 83642881, 127282645, 179234745, 250928643, 274826609, 381847935, 418214405, 585500167, 824479827, 1254643215, 1374133045, 1756500501, 1923786263, 2927500835, 4122399135, 5771358789, 8782502505, 9618931315, 13466503841, 28856793945, 40399511523, 67332519205, 201997557615]

約数ペア:

[(1, 201997557615), (3, 67332519205), (5, 40399511523), (7, 28856793945), (15, 13466503841), (21, 9618931315), (23, 8782502505), (35, 5771358789), (49, 4122399135), (69, 2927500835), (105, 1923786263), (115, 1756500501), (147, 1374133045), (161, 1254643215), (245, 824479827), (345, 585500167), (483, 418214405), (529, 381847935), (735, 274826609), (805, 250928643), (1127, 179234745), (1587, 127282645), (2415, 83642881), (2645, 76369587), (3381, 59744915), (3703, 54549705), (5635, 35846949), (7935, 25456529), (11109, 18183235), (16905, 11948983), (18515, 10909941), (25921, 7792815), (55545, 3636647), (77763, 2597605), (129605, 1558563), (388815, 519521)]