203426505

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:815

約数の個数: 64

約数和(自身を含む): 386311680

約数和(自身を除く): 182885175

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 137, 153, 255, 411, 459, 647, 685, 765, 1233, 1941, 2055, 2295, 2329, 3235, 3699, 5823, 6165, 6987, 9705, 10999, 11645, 17469, 18495, 20961, 29115, 32997, 34935, 54995, 62883, 87345, 88639, 98991, 104805, 164985, 265917, 296973, 314415, 443195, 494955, 797751, 1329585, 1484865, 1506863, 2393253, 3988755, 4520589, 7534315, 11966265, 13561767, 22602945, 40685301, 67808835, 203426505]

約数ペア:

[(1, 203426505), (3, 67808835), (5, 40685301), (9, 22602945), (15, 13561767), (17, 11966265), (27, 7534315), (45, 4520589), (51, 3988755), (85, 2393253), (135, 1506863), (137, 1484865), (153, 1329585), (255, 797751), (411, 494955), (459, 443195), (647, 314415), (685, 296973), (765, 265917), (1233, 164985), (1941, 104805), (2055, 98991), (2295, 88639), (2329, 87345), (3235, 62883), (3699, 54995), (5823, 34935), (6165, 32997), (6987, 29115), (9705, 20961), (10999, 18495), (11645, 17469)]