215096908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{26347}}^1$

素因数の和:26521

約数の個数: 24

約数和(自身を含む): 407972432

約数和(自身を除く): 192875524

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 26347, 52694, 105388, 342511, 685022, 1370044, 4136479, 8272958, 16545916, 53774227, 107548454, 215096908]

約数ペア:

[(1, 215096908), (2, 107548454), (4, 53774227), (13, 16545916), (26, 8272958), (52, 4136479), (157, 1370044), (314, 685022), (628, 342511), (2041, 105388), (4082, 52694), (8164, 26347)]