86953215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 157386240

約数和(自身を除く): 70433025

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 131, 137, 255, 285, 323, 393, 411, 655, 685, 969, 1615, 1965, 2055, 2227, 2329, 2489, 2603, 4845, 6681, 6987, 7467, 7809, 11135, 11645, 12445, 13015, 17947, 33405, 34935, 37335, 39045, 42313, 44251, 53841, 89735, 126939, 132753, 211565, 221255, 269205, 305099, 340993, 634695, 663765, 915297, 1022979, 1525495, 1704965, 4576485, 5114895, 5796881, 17390643, 28984405, 86953215]

約数ペア:

[(1, 86953215), (3, 28984405), (5, 17390643), (15, 5796881), (17, 5114895), (19, 4576485), (51, 1704965), (57, 1525495), (85, 1022979), (95, 915297), (131, 663765), (137, 634695), (255, 340993), (285, 305099), (323, 269205), (393, 221255), (411, 211565), (655, 132753), (685, 126939), (969, 89735), (1615, 53841), (1965, 44251), (2055, 42313), (2227, 39045), (2329, 37335), (2489, 34935), (2603, 33405), (4845, 17947), (6681, 13015), (6987, 12445), (7467, 11645), (7809, 11135)]