28155995

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 13316005

約数列:

[1, 5, 7, 17, 35, 79, 85, 119, 395, 553, 595, 599, 1343, 2765, 2995, 4193, 6715, 9401, 10183, 20965, 47005, 47321, 50915, 71281, 236605, 331247, 356405, 804457, 1656235, 4022285, 5631199, 28155995]

約数ペア:

[(1, 28155995), (5, 5631199), (7, 4022285), (17, 1656235), (35, 804457), (79, 356405), (85, 331247), (119, 236605), (395, 71281), (553, 50915), (595, 47321), (599, 47005), (1343, 20965), (2765, 10183), (2995, 9401), (4193, 6715)]