220301895

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{78539}}^1$

素因数の和:78575

約数の個数: 32

約数和(自身を含む): 407151360

約数和(自身を除く): 186849465

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 78539, 235617, 392695, 863929, 1178085, 1335163, 2591787, 4005489, 4319645, 6675815, 12958935, 14686793, 20027445, 44060379, 73433965, 220301895]

約数ペア:

[(1, 220301895), (3, 73433965), (5, 44060379), (11, 20027445), (15, 14686793), (17, 12958935), (33, 6675815), (51, 4319645), (55, 4005489), (85, 2591787), (165, 1335163), (187, 1178085), (255, 863929), (561, 392695), (935, 235617), (2805, 78539)]