163863255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{4093}}^1$

素因数の和:4275

約数の個数: 32

約数和(自身を含む): 279440064

約数和(自身を除く): 115576809

約数列:

[1, 3, 5, 15, 17, 51, 85, 157, 255, 471, 785, 2355, 2669, 4093, 8007, 12279, 13345, 20465, 40035, 61395, 69581, 208743, 347905, 642601, 1043715, 1927803, 3213005, 9639015, 10924217, 32772651, 54621085, 163863255]

約数ペア:

[(1, 163863255), (3, 54621085), (5, 32772651), (15, 10924217), (17, 9639015), (51, 3213005), (85, 1927803), (157, 1043715), (255, 642601), (471, 347905), (785, 208743), (2355, 69581), (2669, 61395), (4093, 40035), (8007, 20465), (12279, 13345)]