215310316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{37987}}^1$

素因数の和:38113

約数の個数: 24

約数和(自身を含む): 409510640

約数和(自身を除く): 194200324

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 37987, 75974, 151948, 493831, 987662, 1975324, 4140583, 8281166, 16562332, 53827579, 107655158, 215310316]

約数ペア:

[(1, 215310316), (2, 107655158), (4, 53827579), (13, 16562332), (26, 8281166), (52, 4140583), (109, 1975324), (218, 987662), (436, 493831), (1417, 151948), (2834, 75974), (5668, 37987)]