268281601

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 325721088

約数和(自身を除く): 57439487

約数列:

[1, 7, 43, 53, 67, 251, 301, 371, 469, 1757, 2279, 2881, 3551, 10793, 13303, 15953, 16817, 20167, 24857, 75551, 93121, 117719, 152693, 572029, 723131, 891301, 1068851, 4004203, 5061917, 6239107, 38325943, 268281601]

約数ペア:

[(1, 268281601), (7, 38325943), (43, 6239107), (53, 5061917), (67, 4004203), (251, 1068851), (301, 891301), (371, 723131), (469, 572029), (1757, 152693), (2279, 117719), (2881, 93121), (3551, 75551), (10793, 24857), (13303, 20167), (15953, 16817)]