1318015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 16

約数和(自身を含む): 1683648

約数和(自身を除く): 365633

約数列:

[1, 5, 23, 73, 115, 157, 365, 785, 1679, 3611, 8395, 11461, 18055, 57305, 263603, 1318015]

約数ペア:

[(1, 1318015), (5, 263603), (23, 57305), (73, 18055), (115, 11461), (157, 8395), (365, 3611), (785, 1679)]