28767015

素因数分解:

$3^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{521}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 51364800

約数和(自身を除く): 22597785

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 409, 521, 1227, 1563, 2045, 2605, 3681, 4689, 6135, 7815, 11043, 14067, 18405, 23445, 55215, 70335, 213089, 639267, 1065445, 1917801, 3196335, 5753403, 9589005, 28767015]

約数ペア:

[(1, 28767015), (3, 9589005), (5, 5753403), (9, 3196335), (15, 1917801), (27, 1065445), (45, 639267), (135, 213089), (409, 70335), (521, 55215), (1227, 23445), (1563, 18405), (2045, 14067), (2605, 11043), (3681, 7815), (4689, 6135)]