67921995

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 111041280

約数和(自身を除く): 43119285

約数列:

[1, 3, 5, 15, 101, 107, 303, 321, 419, 505, 535, 1257, 1515, 1605, 2095, 6285, 10807, 32421, 42319, 44833, 54035, 126957, 134499, 162105, 211595, 224165, 634785, 672495, 4528133, 13584399, 22640665, 67921995]

約数ペア:

[(1, 67921995), (3, 22640665), (5, 13584399), (15, 4528133), (101, 672495), (107, 634785), (303, 224165), (321, 211595), (419, 162105), (505, 134499), (535, 126957), (1257, 54035), (1515, 44833), (1605, 42319), (2095, 32421), (6285, 10807)]