207419215

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{3931}}^1$

素因数の和:4170

約数の個数: 16

約数和(自身を含む): 254510496

約数和(自身を除く): 47091281

約数列:

[1, 5, 61, 173, 305, 865, 3931, 10553, 19655, 52765, 239791, 680063, 1198955, 3400315, 41483843, 207419215]

約数ペア:

[(1, 207419215), (5, 41483843), (61, 3400315), (173, 1198955), (305, 680063), (865, 239791), (3931, 52765), (10553, 19655)]