320438599

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 375717888

約数和(自身を除く): 55279289

約数列:

[1, 13, 23, 31, 181, 191, 299, 403, 713, 2353, 2483, 4163, 4393, 5611, 5921, 9269, 34571, 54119, 57109, 72943, 76973, 129053, 136183, 449423, 795133, 1071701, 1677689, 1770379, 10336729, 13932113, 24649123, 320438599]

約数ペア:

[(1, 320438599), (13, 24649123), (23, 13932113), (31, 10336729), (181, 1770379), (191, 1677689), (299, 1071701), (403, 795133), (713, 449423), (2353, 136183), (2483, 129053), (4163, 76973), (4393, 72943), (5611, 57109), (5921, 54119), (9269, 34571)]