2908728

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 8002800

約数和(自身を除く): 5094072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 569, 639, 852, 1138, 1278, 1704, 1707, 2276, 2556, 3414, 4552, 5112, 5121, 6828, 10242, 13656, 20484, 40399, 40968, 80798, 121197, 161596, 242394, 323192, 363591, 484788, 727182, 969576, 1454364, 2908728]

約数ペア:

[(1, 2908728), (2, 1454364), (3, 969576), (4, 727182), (6, 484788), (8, 363591), (9, 323192), (12, 242394), (18, 161596), (24, 121197), (36, 80798), (71, 40968), (72, 40399), (142, 20484), (213, 13656), (284, 10242), (426, 6828), (568, 5121), (569, 5112), (639, 4552), (852, 3414), (1138, 2556), (1278, 2276), (1704, 1707)]