78869921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 93585408

約数和(自身を除く): 14715487

約数列:

[1, 13, 23, 31, 67, 127, 299, 403, 713, 871, 1541, 1651, 2077, 2921, 3937, 8509, 9269, 20033, 27001, 37973, 47771, 51181, 90551, 110617, 195707, 263779, 621023, 1177163, 2544191, 3429127, 6066917, 78869921]

約数ペア:

[(1, 78869921), (13, 6066917), (23, 3429127), (31, 2544191), (67, 1177163), (127, 621023), (299, 263779), (403, 195707), (713, 110617), (871, 90551), (1541, 51181), (1651, 47771), (2077, 37973), (2921, 27001), (3937, 20033), (8509, 9269)]