397293338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{120319}}^1$

素因数の和:120461

約数の個数: 16

約数和(自身を含む): 646840320

約数和(自身を除く): 249546982

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 120319, 240638, 1564147, 3128294, 15280513, 30561026, 198646669, 397293338]

約数ペア:

[(1, 397293338), (2, 198646669), (13, 30561026), (26, 15280513), (127, 3128294), (254, 1564147), (1651, 240638), (3302, 120319)]