157218691

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1\times {\mathrm{491}}^1$

素因数の和:954

約数の個数: 16

約数和(自身を含む): 181843200

約数和(自身を除く): 24624509

約数列:

[1, 7, 149, 307, 491, 1043, 2149, 3437, 45743, 73159, 150737, 320201, 512113, 1055159, 22459813, 157218691]

約数ペア:

[(1, 157218691), (7, 22459813), (149, 1055159), (307, 512113), (491, 320201), (1043, 150737), (2149, 73159), (3437, 45743)]