15020005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3001}}^1$

素因数の和:3037

約数の個数: 32

約数和(自身を含む): 24208128

約数和(自身を除く): 9188123

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 3001, 5005, 15005, 21007, 33011, 39013, 105035, 165055, 195065, 231077, 273091, 429143, 1155385, 1365455, 2145715, 3004001, 15020005]

約数ペア:

[(1, 15020005), (5, 3004001), (7, 2145715), (11, 1365455), (13, 1155385), (35, 429143), (55, 273091), (65, 231077), (77, 195065), (91, 165055), (143, 105035), (385, 39013), (455, 33011), (715, 21007), (1001, 15005), (3001, 5005)]