217871207132

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{751}}^1\times {\mathrm{7823}}^1$

素因数の和:8778

約数の個数: 48

約数和(自身を含む): 390109396992

約数和(自身を除く): 172238189860

約数列:

[1, 2, 4, 73, 127, 146, 254, 292, 508, 751, 1502, 3004, 7823, 9271, 15646, 18542, 31292, 37084, 54823, 95377, 109646, 190754, 219292, 381508, 571079, 993521, 1142158, 1987042, 2284316, 3974084, 5875073, 6962521, 11750146, 13925042, 23500292, 27850084, 72527033, 145054066, 290108132, 428880329, 746134271, 857760658, 1492268542, 1715521316, 2984537084, 54467801783, 108935603566, 217871207132]

約数ペア:

[(1, 217871207132), (2, 108935603566), (4, 54467801783), (73, 2984537084), (127, 1715521316), (146, 1492268542), (254, 857760658), (292, 746134271), (508, 428880329), (751, 290108132), (1502, 145054066), (3004, 72527033), (7823, 27850084), (9271, 23500292), (15646, 13925042), (18542, 11750146), (31292, 6962521), (37084, 5875073), (54823, 3974084), (95377, 2284316), (109646, 1987042), (190754, 1142158), (219292, 993521), (381508, 571079)]