7918923

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 12013056

約数和(自身を除く): 4094133

約数列:

[1, 3, 17, 23, 43, 51, 69, 129, 157, 391, 471, 731, 989, 1173, 2193, 2669, 2967, 3611, 6751, 8007, 10833, 16813, 20253, 50439, 61387, 114767, 155273, 184161, 344301, 465819, 2639641, 7918923]

約数ペア:

[(1, 7918923), (3, 2639641), (17, 465819), (23, 344301), (43, 184161), (51, 155273), (69, 114767), (129, 61387), (157, 50439), (391, 20253), (471, 16813), (731, 10833), (989, 8007), (1173, 6751), (2193, 3611), (2669, 2967)]