156978889744

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{71614457}}^1$

素因数の和:71614602

約数の個数: 20

約数和(自身を含む): 306366651324

約数和(自身を除く): 149387761580

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 71614457, 143228914, 286457828, 572915656, 1145831312, 9811180609, 19622361218, 39244722436, 78489444872, 156978889744]

約数ペア:

[(1, 156978889744), (2, 78489444872), (4, 39244722436), (8, 19622361218), (16, 9811180609), (137, 1145831312), (274, 572915656), (548, 286457828), (1096, 143228914), (2192, 71614457)]