2785365

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 5593536

約数和(自身を除く): 2808171

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 331, 495, 561, 765, 935, 993, 1655, 1683, 2805, 2979, 3641, 4965, 5627, 8415, 10923, 14895, 16881, 18205, 28135, 32769, 50643, 54615, 61897, 84405, 163845, 185691, 253215, 309485, 557073, 928455, 2785365]

約数ペア:

[(1, 2785365), (3, 928455), (5, 557073), (9, 309485), (11, 253215), (15, 185691), (17, 163845), (33, 84405), (45, 61897), (51, 54615), (55, 50643), (85, 32769), (99, 28135), (153, 18205), (165, 16881), (187, 14895), (255, 10923), (331, 8415), (495, 5627), (561, 4965), (765, 3641), (935, 2979), (993, 2805), (1655, 1683)]