201728749765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1\times {\mathrm{108971}}^1$

素因数の和:109773

約数の個数: 32

約数和(自身を含む): 265508098560

約数和(自身を除く): 63779348795

約数列:

[1, 5, 17, 29, 85, 145, 493, 751, 2465, 3755, 12767, 21779, 63835, 108895, 108971, 370243, 544855, 1851215, 1852507, 3160159, 9262535, 15800795, 53722703, 81837221, 268613515, 409186105, 1391232757, 2373279409, 6956163785, 11866397045, 40345749953, 201728749765]

約数ペア:

[(1, 201728749765), (5, 40345749953), (17, 11866397045), (29, 6956163785), (85, 2373279409), (145, 1391232757), (493, 409186105), (751, 268613515), (2465, 81837221), (3755, 53722703), (12767, 15800795), (21779, 9262535), (63835, 3160159), (108895, 1852507), (108971, 1851215), (370243, 544855)]