9812985

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 20027520

約数和(自身を除く): 10214535

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 79, 91, 105, 147, 169, 195, 237, 245, 273, 395, 455, 507, 553, 637, 735, 845, 1027, 1183, 1185, 1365, 1659, 1911, 2535, 2765, 3081, 3185, 3549, 3871, 5135, 5915, 7189, 8281, 8295, 9555, 11613, 13351, 15405, 17745, 19355, 21567, 24843, 35945, 40053, 41405, 50323, 58065, 66755, 93457, 107835, 124215, 150969, 200265, 251615, 280371, 467285, 654199, 754845, 1401855, 1962597, 3270995, 9812985]

約数ペア:

[(1, 9812985), (3, 3270995), (5, 1962597), (7, 1401855), (13, 754845), (15, 654199), (21, 467285), (35, 280371), (39, 251615), (49, 200265), (65, 150969), (79, 124215), (91, 107835), (105, 93457), (147, 66755), (169, 58065), (195, 50323), (237, 41405), (245, 40053), (273, 35945), (395, 24843), (455, 21567), (507, 19355), (553, 17745), (637, 15405), (735, 13351), (845, 11613), (1027, 9555), (1183, 8295), (1185, 8281), (1365, 7189), (1659, 5915), (1911, 5135), (2535, 3871), (2765, 3549), (3081, 3185)]