73881899

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{173}}^1$

素因数の和:244

約数の個数: 36

約数和(自身を含む): 97054416

約数和(自身を除く): 23172517

約数列:

[1, 7, 13, 19, 91, 133, 169, 173, 247, 361, 1183, 1211, 1729, 2249, 2527, 3211, 3287, 4693, 15743, 22477, 23009, 29237, 32851, 42731, 61009, 62453, 204659, 299117, 427063, 437171, 555503, 811889, 3888521, 5683223, 10554557, 73881899]

約数ペア:

[(1, 73881899), (7, 10554557), (13, 5683223), (19, 3888521), (91, 811889), (133, 555503), (169, 437171), (173, 427063), (247, 299117), (361, 204659), (1183, 62453), (1211, 61009), (1729, 42731), (2249, 32851), (2527, 29237), (3211, 23009), (3287, 22477), (4693, 15743)]