128408247

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:335

約数の個数: 56

約数和(自身を含む): 214053120

約数和(自身を除く): 85644873

約数列:

[1, 3, 9, 11, 27, 33, 67, 81, 99, 201, 239, 243, 297, 603, 717, 729, 737, 891, 1809, 2151, 2211, 2629, 2673, 5427, 6453, 6633, 7887, 8019, 16013, 16281, 19359, 19899, 23661, 48039, 48843, 58077, 59697, 70983, 144117, 174231, 176143, 179091, 212949, 432351, 528429, 537273, 638847, 1297053, 1585287, 1916541, 3891159, 4755861, 11673477, 14267583, 42802749, 128408247]

約数ペア:

[(1, 128408247), (3, 42802749), (9, 14267583), (11, 11673477), (27, 4755861), (33, 3891159), (67, 1916541), (81, 1585287), (99, 1297053), (201, 638847), (239, 537273), (243, 528429), (297, 432351), (603, 212949), (717, 179091), (729, 176143), (737, 174231), (891, 144117), (1809, 70983), (2151, 59697), (2211, 58077), (2629, 48843), (2673, 48039), (5427, 23661), (6453, 19899), (6633, 19359), (7887, 16281), (8019, 16013)]