212742585

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{143261}}^1$

素因数の和:143286

約数の個数: 32

約数和(自身を含む): 412594560

約数和(自身を除く): 199851975

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 143261, 429783, 716305, 1289349, 1575871, 2148915, 3868047, 4727613, 6446745, 7879355, 14182839, 19340235, 23638065, 42548517, 70914195, 212742585]

約数ペア:

[(1, 212742585), (3, 70914195), (5, 42548517), (9, 23638065), (11, 19340235), (15, 14182839), (27, 7879355), (33, 6446745), (45, 4727613), (55, 3868047), (99, 2148915), (135, 1575871), (165, 1289349), (297, 716305), (495, 429783), (1485, 143261)]