85447887

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 133271040

約数和(自身を除く): 47823153

約数列:

[1, 3, 7, 21, 73, 139, 219, 401, 417, 511, 973, 1203, 1533, 2807, 2919, 8421, 10147, 29273, 30441, 55739, 71029, 87819, 167217, 204911, 213087, 390173, 614733, 1170519, 4068947, 12206841, 28482629, 85447887]

約数ペア:

[(1, 85447887), (3, 28482629), (7, 12206841), (21, 4068947), (73, 1170519), (139, 614733), (219, 390173), (401, 213087), (417, 204911), (511, 167217), (973, 87819), (1203, 71029), (1533, 55739), (2807, 30441), (2919, 29273), (8421, 10147)]