216528065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 308166768

約数和(自身を除く): 91638703

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 233, 377, 493, 841, 1105, 1165, 1885, 2465, 3029, 3961, 4205, 6409, 6757, 10933, 14297, 15145, 19805, 32045, 33785, 51493, 54665, 71485, 87841, 114869, 185861, 195953, 257465, 439205, 574345, 929305, 979765, 1493297, 2547389, 3331201, 7466485, 12736945, 16656005, 43305613, 216528065]

約数ペア:

[(1, 216528065), (5, 43305613), (13, 16656005), (17, 12736945), (29, 7466485), (65, 3331201), (85, 2547389), (145, 1493297), (221, 979765), (233, 929305), (377, 574345), (493, 439205), (841, 257465), (1105, 195953), (1165, 185861), (1885, 114869), (2465, 87841), (3029, 71485), (3961, 54665), (4205, 51493), (6409, 33785), (6757, 32045), (10933, 19805), (14297, 15145)]