31303209

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{1049}}^1$

素因数の和:1102

約数の個数: 32

約数和(自身を含む): 50400000

約数和(自身を除く): 19096791

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 343, 609, 1029, 1049, 1421, 3147, 4263, 7343, 9947, 22029, 29841, 30421, 51401, 91263, 154203, 212947, 359807, 638841, 1079421, 1490629, 4471887, 10434403, 31303209]

約数ペア:

[(1, 31303209), (3, 10434403), (7, 4471887), (21, 1490629), (29, 1079421), (49, 638841), (87, 359807), (147, 212947), (203, 154203), (343, 91263), (609, 51401), (1029, 30421), (1049, 29841), (1421, 22029), (3147, 9947), (4263, 7343)]