42009805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 55987200

約数和(自身を除く): 13977395

約数列:

[1, 5, 17, 31, 85, 107, 149, 155, 527, 535, 745, 1819, 2533, 2635, 3317, 4619, 9095, 12665, 15943, 16585, 23095, 56389, 78523, 79715, 271031, 281945, 392615, 494233, 1355155, 2471165, 8401961, 42009805]

約数ペア:

[(1, 42009805), (5, 8401961), (17, 2471165), (31, 1355155), (85, 494233), (107, 392615), (149, 281945), (155, 271031), (527, 79715), (535, 78523), (745, 56389), (1819, 23095), (2533, 16585), (2635, 15943), (3317, 12665), (4619, 9095)]