145373347

素因数分解:

$7^4\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:536

約数の個数: 20

約数和(自身を含む): 171017856

約数和(自身を除く): 25644509

約数列:

[1, 7, 49, 191, 317, 343, 1337, 2219, 2401, 9359, 15533, 60547, 65513, 108731, 423829, 458591, 761117, 2966803, 20767621, 145373347]

約数ペア:

[(1, 145373347), (7, 20767621), (49, 2966803), (191, 761117), (317, 458591), (343, 423829), (1337, 108731), (2219, 65513), (2401, 60547), (9359, 15533)]