40742709

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 64800000

約数和(自身を除く): 24057291

約数列:

[1, 3, 7, 21, 29, 87, 149, 203, 447, 449, 609, 1043, 1347, 3129, 3143, 4321, 9429, 12963, 13021, 30247, 39063, 66901, 90741, 91147, 200703, 273441, 468307, 1404921, 1940129, 5820387, 13580903, 40742709]

約数ペア:

[(1, 40742709), (3, 13580903), (7, 5820387), (21, 1940129), (29, 1404921), (87, 468307), (149, 273441), (203, 200703), (447, 91147), (449, 90741), (609, 66901), (1043, 39063), (1347, 30247), (3129, 13021), (3143, 12963), (4321, 9429)]