2146149955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{1381}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 2794072320

約数和(自身を除く): 647922365

約数列:

[1, 5, 17, 47, 85, 235, 389, 799, 1381, 1945, 3995, 6613, 6905, 18283, 23477, 33065, 64907, 91415, 117385, 310811, 324535, 537209, 1103419, 1554055, 2686045, 5517095, 9132553, 25248823, 45662765, 126244115, 429229991, 2146149955]

約数ペア:

[(1, 2146149955), (5, 429229991), (17, 126244115), (47, 45662765), (85, 25248823), (235, 9132553), (389, 5517095), (799, 2686045), (1381, 1554055), (1945, 1103419), (3995, 537209), (6613, 324535), (6905, 310811), (18283, 117385), (23477, 91415), (33065, 64907)]