78912045

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3557}}^1$

素因数の和:3614

約数の個数: 48

約数和(自身を含む): 149862960

約数和(自身を除く): 70950915

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1305, 1479, 2465, 3557, 4437, 7395, 10671, 17785, 22185, 32013, 53355, 60469, 103153, 160065, 181407, 302345, 309459, 515765, 544221, 907035, 928377, 1547295, 1753601, 2721105, 4641885, 5260803, 8768005, 15782409, 26304015, 78912045]

約数ペア:

[(1, 78912045), (3, 26304015), (5, 15782409), (9, 8768005), (15, 5260803), (17, 4641885), (29, 2721105), (45, 1753601), (51, 1547295), (85, 928377), (87, 907035), (145, 544221), (153, 515765), (255, 309459), (261, 302345), (435, 181407), (493, 160065), (765, 103153), (1305, 60469), (1479, 53355), (2465, 32013), (3557, 22185), (4437, 17785), (7395, 10671)]