18244275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 38092800

約数和(自身を除く): 19848525

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 31, 35, 57, 59, 75, 93, 95, 105, 133, 155, 175, 177, 217, 285, 295, 399, 413, 465, 475, 525, 589, 651, 665, 775, 885, 1085, 1121, 1239, 1425, 1475, 1767, 1829, 1995, 2065, 2325, 2945, 3255, 3325, 3363, 4123, 4425, 5425, 5487, 5605, 6195, 7847, 8835, 9145, 9975, 10325, 12369, 12803, 14725, 16275, 16815, 20615, 23541, 27435, 28025, 30975, 34751, 38409, 39235, 44175, 45725, 61845, 64015, 84075, 103075, 104253, 117705, 137175, 173755, 192045, 196175, 243257, 309225, 320075, 521265, 588525, 729771, 868775, 960225, 1216285, 2606325, 3648855, 6081425, 18244275]

約数ペア:

[(1, 18244275), (3, 6081425), (5, 3648855), (7, 2606325), (15, 1216285), (19, 960225), (21, 868775), (25, 729771), (31, 588525), (35, 521265), (57, 320075), (59, 309225), (75, 243257), (93, 196175), (95, 192045), (105, 173755), (133, 137175), (155, 117705), (175, 104253), (177, 103075), (217, 84075), (285, 64015), (295, 61845), (399, 45725), (413, 44175), (465, 39235), (475, 38409), (525, 34751), (589, 30975), (651, 28025), (665, 27435), (775, 23541), (885, 20615), (1085, 16815), (1121, 16275), (1239, 14725), (1425, 12803), (1475, 12369), (1767, 10325), (1829, 9975), (1995, 9145), (2065, 8835), (2325, 7847), (2945, 6195), (3255, 5605), (3325, 5487), (3363, 5425), (4123, 4425)]