15540985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2017}}^1$

素因数の和:2112

約数の個数: 16

約数和(自身を含む): 19760256

約数和(自身を除く): 4219271

約数列:

[1, 5, 23, 67, 115, 335, 1541, 2017, 7705, 10085, 46391, 135139, 231955, 675695, 3108197, 15540985]

約数ペア:

[(1, 15540985), (5, 3108197), (23, 675695), (67, 231955), (115, 135139), (335, 46391), (1541, 10085), (2017, 7705)]