72299955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52967}}^1$

素因数の和:52995

約数の個数: 32

約数和(自身を含む): 142377984

約数和(自身を除く): 70078029

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 52967, 158901, 264835, 370769, 688571, 794505, 1112307, 1853845, 2065713, 3442855, 4819997, 5561535, 10328565, 14459991, 24099985, 72299955]

約数ペア:

[(1, 72299955), (3, 24099985), (5, 14459991), (7, 10328565), (13, 5561535), (15, 4819997), (21, 3442855), (35, 2065713), (39, 1853845), (65, 1112307), (91, 794505), (105, 688571), (195, 370769), (273, 264835), (455, 158901), (1365, 52967)]