81681645

素因数分解:

$3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{23371}}^1$

素因数の和:23612

約数の個数: 16

約数和(自身を含む): 131257152

約数和(自身を除く): 49575507

約数列:

[1, 3, 5, 15, 233, 699, 1165, 3495, 23371, 70113, 116855, 350565, 5445443, 16336329, 27227215, 81681645]

約数ペア:

[(1, 81681645), (3, 27227215), (5, 16336329), (15, 5445443), (233, 350565), (699, 116855), (1165, 70113), (3495, 23371)]