68718741

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1667}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 113584128

約数和(自身を除く): 44865387

約数列:

[1, 3, 7, 13, 21, 39, 91, 151, 273, 453, 1057, 1667, 1963, 3171, 5001, 5889, 11669, 13741, 21671, 35007, 41223, 65013, 151697, 251717, 455091, 755151, 1762019, 3272321, 5286057, 9816963, 22906247, 68718741]

約数ペア:

[(1, 68718741), (3, 22906247), (7, 9816963), (13, 5286057), (21, 3272321), (39, 1762019), (91, 755151), (151, 455091), (273, 251717), (453, 151697), (1057, 65013), (1667, 41223), (1963, 35007), (3171, 21671), (5001, 13741), (5889, 11669)]