23138955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 50544000

約数和(自身を除く): 27405045

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 29, 35, 45, 51, 63, 85, 87, 105, 119, 145, 149, 153, 203, 255, 261, 315, 357, 435, 447, 493, 595, 609, 745, 765, 1015, 1043, 1071, 1305, 1341, 1479, 1785, 1827, 2235, 2465, 2533, 3045, 3129, 3451, 4321, 4437, 5215, 5355, 6705, 7395, 7599, 9135, 9387, 10353, 12665, 12963, 15645, 17255, 17731, 21605, 22185, 22797, 30247, 31059, 37995, 38889, 46935, 51765, 53193, 64815, 73457, 88655, 90741, 113985, 151235, 155295, 159579, 194445, 220371, 265965, 272223, 367285, 453705, 514199, 661113, 797895, 1101855, 1361115, 1542597, 2570995, 3305565, 4627791, 7712985, 23138955]

約数ペア:

[(1, 23138955), (3, 7712985), (5, 4627791), (7, 3305565), (9, 2570995), (15, 1542597), (17, 1361115), (21, 1101855), (29, 797895), (35, 661113), (45, 514199), (51, 453705), (63, 367285), (85, 272223), (87, 265965), (105, 220371), (119, 194445), (145, 159579), (149, 155295), (153, 151235), (203, 113985), (255, 90741), (261, 88655), (315, 73457), (357, 64815), (435, 53193), (447, 51765), (493, 46935), (595, 38889), (609, 37995), (745, 31059), (765, 30247), (1015, 22797), (1043, 22185), (1071, 21605), (1305, 17731), (1341, 17255), (1479, 15645), (1785, 12963), (1827, 12665), (2235, 10353), (2465, 9387), (2533, 9135), (3045, 7599), (3129, 7395), (3451, 6705), (4321, 5355), (4437, 5215)]