201247731

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{2357}}^1$

素因数の和:2595

約数の個数: 24

約数和(自身を含む): 297956880

約数和(自身を除く): 96709149

約数列:

[1, 3, 9, 53, 159, 179, 477, 537, 1611, 2357, 7071, 9487, 21213, 28461, 85383, 124921, 374763, 421903, 1124289, 1265709, 3797127, 22360859, 67082577, 201247731]

約数ペア:

[(1, 201247731), (3, 67082577), (9, 22360859), (53, 3797127), (159, 1265709), (179, 1124289), (477, 421903), (537, 374763), (1611, 124921), (2357, 85383), (7071, 28461), (9487, 21213)]