28620015

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 47312640

約数和(自身を除く): 18692625

約数列:

[1, 3, 5, 15, 59, 73, 177, 219, 295, 365, 443, 885, 1095, 1329, 2215, 4307, 6645, 12921, 21535, 26137, 32339, 64605, 78411, 97017, 130685, 161695, 392055, 485085, 1908001, 5724003, 9540005, 28620015]

約数ペア:

[(1, 28620015), (3, 9540005), (5, 5724003), (15, 1908001), (59, 485085), (73, 392055), (177, 161695), (219, 130685), (295, 97017), (365, 78411), (443, 64605), (885, 32339), (1095, 26137), (1329, 21535), (2215, 12921), (4307, 6645)]