2847384

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 7834320

約数和(自身を除く): 4986936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 557, 568, 639, 852, 1114, 1278, 1671, 1704, 2228, 2556, 3342, 4456, 5013, 5112, 6684, 10026, 13368, 20052, 39547, 40104, 79094, 118641, 158188, 237282, 316376, 355923, 474564, 711846, 949128, 1423692, 2847384]

約数ペア:

[(1, 2847384), (2, 1423692), (3, 949128), (4, 711846), (6, 474564), (8, 355923), (9, 316376), (12, 237282), (18, 158188), (24, 118641), (36, 79094), (71, 40104), (72, 39547), (142, 20052), (213, 13368), (284, 10026), (426, 6684), (557, 5112), (568, 5013), (639, 4456), (852, 3342), (1114, 2556), (1278, 2228), (1671, 1704)]