28982195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 11660365

約数列:

[1, 5, 11, 17, 55, 85, 139, 187, 223, 695, 935, 1115, 1529, 2363, 2453, 3791, 7645, 11815, 12265, 18955, 25993, 30997, 41701, 129965, 154985, 208505, 340967, 526949, 1704835, 2634745, 5796439, 28982195]

約数ペア:

[(1, 28982195), (5, 5796439), (11, 2634745), (17, 1704835), (55, 526949), (85, 340967), (139, 208505), (187, 154985), (223, 129965), (695, 41701), (935, 30997), (1115, 25993), (1529, 18955), (2363, 12265), (2453, 11815), (3791, 7645)]