25228515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1931}}^1$

素因数の和:2019

約数の個数: 32

約数和(自身を含む): 44142336

約数和(自身を除く): 18913821

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 335, 871, 1005, 1931, 2613, 4355, 5793, 9655, 13065, 25103, 28965, 75309, 125515, 129377, 376545, 388131, 646885, 1681901, 1940655, 5045703, 8409505, 25228515]

約数ペア:

[(1, 25228515), (3, 8409505), (5, 5045703), (13, 1940655), (15, 1681901), (39, 646885), (65, 388131), (67, 376545), (195, 129377), (201, 125515), (335, 75309), (871, 28965), (1005, 25103), (1931, 13065), (2613, 9655), (4355, 5793)]