1978394611

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{373}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 2199048192

約数和(自身を除く): 220653581

約数列:

[1, 23, 31, 43, 173, 373, 713, 989, 1333, 3979, 5363, 7439, 8579, 11563, 16039, 30659, 64529, 123349, 171097, 230609, 265949, 368897, 497209, 1484167, 2000399, 2774747, 5304007, 11435807, 46009177, 63819181, 86017157, 1978394611]

約数ペア:

[(1, 1978394611), (23, 86017157), (31, 63819181), (43, 46009177), (173, 11435807), (373, 5304007), (713, 2774747), (989, 2000399), (1333, 1484167), (3979, 497209), (5363, 368897), (7439, 265949), (8579, 230609), (11563, 171097), (16039, 123349), (30659, 64529)]