201889737

素因数分解:

$3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{16267}}^1$

素因数の和:16477

約数の個数: 24

約数和(自身を含む): 334990656

約数和(自身を除く): 133100919

約数列:

[1, 3, 7, 9, 21, 63, 197, 591, 1379, 1773, 4137, 12411, 16267, 48801, 113869, 146403, 341607, 1024821, 3204599, 9613797, 22432193, 28841391, 67296579, 201889737]

約数ペア:

[(1, 201889737), (3, 67296579), (7, 28841391), (9, 22432193), (21, 9613797), (63, 3204599), (197, 1024821), (591, 341607), (1379, 146403), (1773, 113869), (4137, 48801), (12411, 16267)]