188492889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 306561024

約数和(自身を除く): 118068135

約数列:

[1, 3, 13, 17, 23, 39, 47, 51, 69, 141, 221, 263, 299, 391, 611, 663, 789, 799, 897, 1081, 1173, 1833, 2397, 3243, 3419, 4471, 5083, 6049, 10257, 10387, 12361, 13413, 14053, 15249, 18147, 18377, 31161, 37083, 42159, 55131, 58123, 78637, 102833, 160693, 174369, 210137, 235911, 238901, 284303, 308499, 482079, 630411, 716703, 852909, 1336829, 2731781, 3695939, 4010487, 4833151, 8195343, 11087817, 14499453, 62830963, 188492889]

約数ペア:

[(1, 188492889), (3, 62830963), (13, 14499453), (17, 11087817), (23, 8195343), (39, 4833151), (47, 4010487), (51, 3695939), (69, 2731781), (141, 1336829), (221, 852909), (263, 716703), (299, 630411), (391, 482079), (611, 308499), (663, 284303), (789, 238901), (799, 235911), (897, 210137), (1081, 174369), (1173, 160693), (1833, 102833), (2397, 78637), (3243, 58123), (3419, 55131), (4471, 42159), (5083, 37083), (6049, 31161), (10257, 18377), (10387, 18147), (12361, 15249), (13413, 14053)]