9956475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 20021040

約数和(自身を除く): 10064565

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 57, 75, 85, 95, 137, 153, 171, 225, 255, 285, 323, 411, 425, 475, 685, 765, 855, 969, 1233, 1275, 1425, 1615, 2055, 2329, 2603, 2907, 3425, 3825, 4275, 4845, 6165, 6987, 7809, 8075, 10275, 11645, 13015, 14535, 20961, 23427, 24225, 30825, 34935, 39045, 44251, 58225, 65075, 72675, 104805, 117135, 132753, 174675, 195225, 221255, 398259, 524025, 585675, 663765, 1106275, 1991295, 3318825, 9956475]

約数ペア:

[(1, 9956475), (3, 3318825), (5, 1991295), (9, 1106275), (15, 663765), (17, 585675), (19, 524025), (25, 398259), (45, 221255), (51, 195225), (57, 174675), (75, 132753), (85, 117135), (95, 104805), (137, 72675), (153, 65075), (171, 58225), (225, 44251), (255, 39045), (285, 34935), (323, 30825), (411, 24225), (425, 23427), (475, 20961), (685, 14535), (765, 13015), (855, 11645), (969, 10275), (1233, 8075), (1275, 7809), (1425, 6987), (1615, 6165), (2055, 4845), (2329, 4275), (2603, 3825), (2907, 3425)]