28867575

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{3181}}^1$

素因数の和:3216

約数の個数: 36

約数和(自身を含む): 52477544

約数和(自身を除く): 23609969

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 165, 275, 363, 605, 825, 1815, 3025, 3181, 9075, 9543, 15905, 34991, 47715, 79525, 104973, 174955, 238575, 384901, 524865, 874775, 1154703, 1924505, 2624325, 5773515, 9622525, 28867575]

約数ペア:

[(1, 28867575), (3, 9622525), (5, 5773515), (11, 2624325), (15, 1924505), (25, 1154703), (33, 874775), (55, 524865), (75, 384901), (121, 238575), (165, 174955), (275, 104973), (363, 79525), (605, 47715), (825, 34991), (1815, 15905), (3025, 9543), (3181, 9075)]