78804945

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3382

約数の個数: 48

約数和(自身を含む): 149340672

約数和(自身を除く): 70535727

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 765, 1395, 1581, 2635, 3323, 4743, 7905, 9969, 16615, 23715, 29907, 49845, 56491, 103013, 149535, 169473, 282455, 309039, 508419, 515065, 847365, 927117, 1545195, 1751221, 2542095, 4635585, 5253663, 8756105, 15760989, 26268315, 78804945]

約数ペア:

[(1, 78804945), (3, 26268315), (5, 15760989), (9, 8756105), (15, 5253663), (17, 4635585), (31, 2542095), (45, 1751221), (51, 1545195), (85, 927117), (93, 847365), (153, 515065), (155, 508419), (255, 309039), (279, 282455), (465, 169473), (527, 149535), (765, 103013), (1395, 56491), (1581, 49845), (2635, 29907), (3323, 23715), (4743, 16615), (7905, 9969)]