156744021

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{1103}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 245035008

約数和(自身を除く): 88290987

約数列:

[1, 3, 7, 21, 67, 101, 201, 303, 469, 707, 1103, 1407, 2121, 3309, 6767, 7721, 20301, 23163, 47369, 73901, 111403, 142107, 221703, 334209, 517307, 779821, 1551921, 2339463, 7464001, 22392003, 52248007, 156744021]

約数ペア:

[(1, 156744021), (3, 52248007), (7, 22392003), (21, 7464001), (67, 2339463), (101, 1551921), (201, 779821), (303, 517307), (469, 334209), (707, 221703), (1103, 142107), (1407, 111403), (2121, 73901), (3309, 47369), (6767, 23163), (7721, 20301)]