201204345

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{907}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 336817152

約数和(自身を除く): 135612807

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 643, 907, 1929, 2721, 3215, 4535, 9645, 13605, 14789, 20861, 44367, 62583, 73945, 104305, 221835, 312915, 583201, 1749603, 2916005, 8748015, 13413623, 40240869, 67068115, 201204345]

約数ペア:

[(1, 201204345), (3, 67068115), (5, 40240869), (15, 13413623), (23, 8748015), (69, 2916005), (115, 1749603), (345, 583201), (643, 312915), (907, 221835), (1929, 104305), (2721, 73945), (3215, 62583), (4535, 44367), (9645, 20861), (13605, 14789)]