287441518

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{8017}}^1$

素因数の和:8236

約数の個数: 32

約数和(自身を含む): 533421504

約数和(自身を除く): 245979986

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 197, 394, 1379, 2561, 2758, 5122, 8017, 16034, 17927, 35854, 56119, 104221, 112238, 208442, 729547, 1459094, 1579349, 3158698, 11055443, 20531537, 22110886, 41063074, 143720759, 287441518]

約数ペア:

[(1, 287441518), (2, 143720759), (7, 41063074), (13, 22110886), (14, 20531537), (26, 11055443), (91, 3158698), (182, 1579349), (197, 1459094), (394, 729547), (1379, 208442), (2561, 112238), (2758, 104221), (5122, 56119), (8017, 35854), (16034, 17927)]