212647545

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{143197}}^1$

素因数の和:143222

約数の個数: 32

約数和(自身を含む): 412410240

約数和(自身を除く): 199762695

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 143197, 429591, 715985, 1288773, 1575167, 2147955, 3866319, 4725501, 6443865, 7875835, 14176503, 19331595, 23627505, 42529509, 70882515, 212647545]

約数ペア:

[(1, 212647545), (3, 70882515), (5, 42529509), (9, 23627505), (11, 19331595), (15, 14176503), (27, 7875835), (33, 6443865), (45, 4725501), (55, 3866319), (99, 2147955), (135, 1575167), (165, 1288773), (297, 715985), (495, 429591), (1485, 143197)]