221489478008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{6217}}^1\times {\mathrm{261959}}^1$

素因数の和:268199

約数の個数: 32

約数和(自身を含む): 439794165600

約数和(自身を除く): 218304687592

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 6217, 12434, 24868, 49736, 105689, 211378, 261959, 422756, 523918, 845512, 1047836, 2095672, 4453303, 8906606, 17813212, 35626424, 1628599103, 3257198206, 6514396412, 13028792824, 27686184751, 55372369502, 110744739004, 221489478008]

約数ペア:

[(1, 221489478008), (2, 110744739004), (4, 55372369502), (8, 27686184751), (17, 13028792824), (34, 6514396412), (68, 3257198206), (136, 1628599103), (6217, 35626424), (12434, 17813212), (24868, 8906606), (49736, 4453303), (105689, 2095672), (211378, 1047836), (261959, 845512), (422756, 523918)]