81688488

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{69463}}^1$

素因数の和:69486

約数の個数: 48

約数和(自身を含む): 237566880

約数和(自身を除く): 155878392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 69463, 138926, 208389, 277852, 416778, 486241, 555704, 833556, 972482, 1458723, 1667112, 1944964, 2917446, 3403687, 3889928, 5834892, 6807374, 10211061, 11669784, 13614748, 20422122, 27229496, 40844244, 81688488]

約数ペア:

[(1, 81688488), (2, 40844244), (3, 27229496), (4, 20422122), (6, 13614748), (7, 11669784), (8, 10211061), (12, 6807374), (14, 5834892), (21, 3889928), (24, 3403687), (28, 2917446), (42, 1944964), (49, 1667112), (56, 1458723), (84, 972482), (98, 833556), (147, 555704), (168, 486241), (196, 416778), (294, 277852), (392, 208389), (588, 138926), (1176, 69463)]