156923845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 211438080

約数和(自身を除く): 54514235

約数列:

[1, 5, 13, 37, 65, 71, 185, 355, 481, 919, 923, 2405, 2627, 4595, 4615, 11947, 13135, 34003, 34151, 59735, 65249, 170015, 170755, 326245, 442039, 848237, 2210195, 2414213, 4241185, 12071065, 31384769, 156923845]

約数ペア:

[(1, 156923845), (5, 31384769), (13, 12071065), (37, 4241185), (65, 2414213), (71, 2210195), (185, 848237), (355, 442039), (481, 326245), (919, 170755), (923, 170015), (2405, 65249), (2627, 59735), (4595, 34151), (4615, 34003), (11947, 13135)]