28164345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1303}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 49572864

約数和(自身を除く): 21408519

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 393, 655, 1303, 1441, 1965, 3909, 4323, 6515, 7205, 14333, 19545, 21615, 42999, 71665, 170693, 214995, 512079, 853465, 1877623, 2560395, 5632869, 9388115, 28164345]

約数ペア:

[(1, 28164345), (3, 9388115), (5, 5632869), (11, 2560395), (15, 1877623), (33, 853465), (55, 512079), (131, 214995), (165, 170693), (393, 71665), (655, 42999), (1303, 21615), (1441, 19545), (1965, 14333), (3909, 7205), (4323, 6515)]