2151747

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 3420144

約数和(自身を除く): 1268397

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 347, 477, 689, 1041, 2067, 3123, 4511, 6201, 13533, 18391, 40599, 55173, 165519, 239083, 717249, 2151747]

約数ペア:

[(1, 2151747), (3, 717249), (9, 239083), (13, 165519), (39, 55173), (53, 40599), (117, 18391), (159, 13533), (347, 6201), (477, 4511), (689, 3123), (1041, 2067)]