201499893

素因数分解:

$3^4\times 7^1\times {\mathrm{355379}}^1$

素因数の和:355398

約数の個数: 20

約数和(自身を含む): 344007840

約数和(自身を除く): 142507947

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 355379, 1066137, 2487653, 3198411, 7462959, 9595233, 22388877, 28785699, 67166631, 201499893]

約数ペア:

[(1, 201499893), (3, 67166631), (7, 28785699), (9, 22388877), (21, 9595233), (27, 7462959), (63, 3198411), (81, 2487653), (189, 1066137), (567, 355379)]