81979728

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{74257}}^1$

素因数の和:74291

約数の個数: 40

約数和(自身を含む): 220991808

約数和(自身を除く): 139012080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 74257, 148514, 222771, 297028, 445542, 594056, 891084, 1188112, 1707911, 1782168, 3415822, 3564336, 5123733, 6831644, 10247466, 13663288, 20494932, 27326576, 40989864, 81979728]

約数ペア:

[(1, 81979728), (2, 40989864), (3, 27326576), (4, 20494932), (6, 13663288), (8, 10247466), (12, 6831644), (16, 5123733), (23, 3564336), (24, 3415822), (46, 1782168), (48, 1707911), (69, 1188112), (92, 891084), (138, 594056), (184, 445542), (276, 297028), (368, 222771), (552, 148514), (1104, 74257)]