728541579

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{1163}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 1049946624

約数和(自身を除く): 321405045

約数列:

[1, 3, 17, 51, 71, 173, 213, 519, 1163, 1207, 2941, 3489, 3621, 8823, 12283, 19771, 36849, 59313, 82573, 201199, 208811, 247719, 603597, 626433, 1403741, 3420383, 4211223, 10261149, 14285129, 42855387, 242847193, 728541579]

約数ペア:

[(1, 728541579), (3, 242847193), (17, 42855387), (51, 14285129), (71, 10261149), (173, 4211223), (213, 3420383), (519, 1403741), (1163, 626433), (1207, 603597), (2941, 247719), (3489, 208811), (3621, 201199), (8823, 82573), (12283, 59313), (19771, 36849)]