77978615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{571}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 110702592

約数和(自身を除く): 32723977

約数列:

[1, 5, 11, 13, 55, 65, 143, 191, 571, 715, 955, 2101, 2483, 2855, 6281, 7423, 10505, 12415, 27313, 31405, 37115, 81653, 109061, 136565, 408265, 545305, 1199671, 1417793, 5998355, 7088965, 15595723, 77978615]

約数ペア:

[(1, 77978615), (5, 15595723), (11, 7088965), (13, 5998355), (55, 1417793), (65, 1199671), (143, 545305), (191, 408265), (571, 136565), (715, 109061), (955, 81653), (2101, 37115), (2483, 31405), (2855, 27313), (6281, 12415), (7423, 10505)]