28737045

素因数分解:

$3^3\times 5^1\times {\mathrm{212867}}^1$

素因数の和:212881

約数の個数: 16

約数和(自身を含む): 51088320

約数和(自身を除く): 22351275

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 212867, 638601, 1064335, 1915803, 3193005, 5747409, 9579015, 28737045]

約数ペア:

[(1, 28737045), (3, 9579015), (5, 5747409), (9, 3193005), (15, 1915803), (27, 1064335), (45, 638601), (135, 212867)]