81844398

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{21347}}^1$

素因数の和:21429

約数の個数: 32

約数和(自身を含む): 184446720

約数和(自身を除く): 102602322

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 21347, 42694, 64041, 128082, 192123, 384246, 576369, 1152738, 1515637, 3031274, 4546911, 9093822, 13640733, 27281466, 40922199, 81844398]

約数ペア:

[(1, 81844398), (2, 40922199), (3, 27281466), (6, 13640733), (9, 9093822), (18, 4546911), (27, 3031274), (54, 1515637), (71, 1152738), (142, 576369), (213, 384246), (426, 192123), (639, 128082), (1278, 64041), (1917, 42694), (3834, 21347)]