7768215

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 16930368

約数和(自身を除く): 9162153

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 271, 273, 315, 441, 455, 585, 637, 735, 813, 819, 1355, 1365, 1897, 1911, 2205, 2439, 3185, 3523, 4065, 4095, 5691, 5733, 9485, 9555, 10569, 12195, 13279, 17073, 17615, 24661, 28455, 28665, 31707, 39837, 52845, 66395, 73983, 85365, 119511, 123305, 158535, 172627, 199185, 221949, 369915, 517881, 597555, 863135, 1109745, 1553643, 2589405, 7768215]

約数ペア:

[(1, 7768215), (3, 2589405), (5, 1553643), (7, 1109745), (9, 863135), (13, 597555), (15, 517881), (21, 369915), (35, 221949), (39, 199185), (45, 172627), (49, 158535), (63, 123305), (65, 119511), (91, 85365), (105, 73983), (117, 66395), (147, 52845), (195, 39837), (245, 31707), (271, 28665), (273, 28455), (315, 24661), (441, 17615), (455, 17073), (585, 13279), (637, 12195), (735, 10569), (813, 9555), (819, 9485), (1355, 5733), (1365, 5691), (1897, 4095), (1911, 4065), (2205, 3523), (2439, 3185)]