28660895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 9700705

約数列:

[1, 5, 17, 31, 73, 85, 149, 155, 365, 527, 745, 1241, 2263, 2533, 2635, 4619, 6205, 10877, 11315, 12665, 23095, 38471, 54385, 78523, 184909, 192355, 337187, 392615, 924545, 1685935, 5732179, 28660895]

約数ペア:

[(1, 28660895), (5, 5732179), (17, 1685935), (31, 924545), (73, 392615), (85, 337187), (149, 192355), (155, 184909), (365, 78523), (527, 54385), (745, 38471), (1241, 23095), (2263, 12665), (2533, 11315), (2635, 10877), (4619, 6205)]