65188215

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 117786240

約数和(自身を除く): 52598025

約数列:

[1, 3, 5, 9, 15, 43, 45, 59, 129, 177, 215, 295, 387, 531, 571, 645, 885, 1713, 1935, 2537, 2655, 2855, 5139, 7611, 8565, 12685, 22833, 24553, 25695, 33689, 38055, 73659, 101067, 114165, 122765, 168445, 220977, 303201, 368295, 505335, 1104885, 1448627, 1516005, 4345881, 7243135, 13037643, 21729405, 65188215]

約数ペア:

[(1, 65188215), (3, 21729405), (5, 13037643), (9, 7243135), (15, 4345881), (43, 1516005), (45, 1448627), (59, 1104885), (129, 505335), (177, 368295), (215, 303201), (295, 220977), (387, 168445), (531, 122765), (571, 114165), (645, 101067), (885, 73659), (1713, 38055), (1935, 33689), (2537, 25695), (2655, 24553), (2855, 22833), (5139, 12685), (7611, 8565)]