1237955337215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1977991}}^1$

素因数の和:1978151

約数の個数: 32

約数和(自身を含む): 1579102221312

約数和(自身を除く): 341146884097

約数列:

[1, 5, 41, 43, 71, 205, 215, 355, 1763, 2911, 3053, 8815, 14555, 15265, 125173, 625865, 1977991, 9889955, 81097631, 85053613, 140437361, 405488155, 425268065, 702186805, 3487198133, 5757931801, 6038806523, 17435990665, 28789659005, 30194032615, 247591067443, 1237955337215]

約数ペア:

[(1, 1237955337215), (5, 247591067443), (41, 30194032615), (43, 28789659005), (71, 17435990665), (205, 6038806523), (215, 5757931801), (355, 3487198133), (1763, 702186805), (2911, 425268065), (3053, 405488155), (8815, 140437361), (14555, 85053613), (15265, 81097631), (125173, 9889955), (625865, 1977991)]