211342131

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23459}}^1$

素因数の和:23496

約数の個数: 48

約数和(自身を含む): 409893120

約数和(自身を除く): 198550989

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 3003, 9009, 23459, 70377, 164213, 211131, 258049, 304967, 492639, 774147, 914901, 1477917, 1806343, 2134769, 2322441, 2744703, 3354637, 5419029, 6404307, 10063911, 16257087, 19212921, 23482459, 30191733, 70447377, 211342131]

約数ペア:

[(1, 211342131), (3, 70447377), (7, 30191733), (9, 23482459), (11, 19212921), (13, 16257087), (21, 10063911), (33, 6404307), (39, 5419029), (63, 3354637), (77, 2744703), (91, 2322441), (99, 2134769), (117, 1806343), (143, 1477917), (231, 914901), (273, 774147), (429, 492639), (693, 304967), (819, 258049), (1001, 211131), (1287, 164213), (3003, 70377), (9009, 23459)]