30551715

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 58713600

約数和(自身を除く): 28161885

約数列:

[1, 3, 5, 9, 15, 19, 27, 43, 45, 57, 95, 129, 135, 171, 215, 277, 285, 387, 513, 645, 817, 831, 855, 1161, 1385, 1935, 2451, 2493, 2565, 4085, 4155, 5263, 5805, 7353, 7479, 11911, 12255, 12465, 15789, 22059, 26315, 35733, 36765, 37395, 47367, 59555, 78945, 107199, 110295, 142101, 178665, 226309, 236835, 321597, 535995, 678927, 710505, 1131545, 1607985, 2036781, 3394635, 6110343, 10183905, 30551715]

約数ペア:

[(1, 30551715), (3, 10183905), (5, 6110343), (9, 3394635), (15, 2036781), (19, 1607985), (27, 1131545), (43, 710505), (45, 678927), (57, 535995), (95, 321597), (129, 236835), (135, 226309), (171, 178665), (215, 142101), (277, 110295), (285, 107199), (387, 78945), (513, 59555), (645, 47367), (817, 37395), (831, 36765), (855, 35733), (1161, 26315), (1385, 22059), (1935, 15789), (2451, 12465), (2493, 12255), (2565, 11911), (4085, 7479), (4155, 7353), (5263, 5805)]