61939755

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 118039680

約数和(自身を除く): 56099925

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 137, 153, 197, 255, 411, 459, 591, 685, 765, 985, 1233, 1773, 2055, 2295, 2329, 2955, 3349, 3699, 5319, 6165, 6987, 8865, 10047, 11645, 16745, 18495, 20961, 26595, 26989, 30141, 34935, 50235, 62883, 80967, 90423, 104805, 134945, 150705, 242901, 314415, 404835, 452115, 458813, 728703, 1214505, 1376439, 2294065, 3643515, 4129317, 6882195, 12387951, 20646585, 61939755]

約数ペア:

[(1, 61939755), (3, 20646585), (5, 12387951), (9, 6882195), (15, 4129317), (17, 3643515), (27, 2294065), (45, 1376439), (51, 1214505), (85, 728703), (135, 458813), (137, 452115), (153, 404835), (197, 314415), (255, 242901), (411, 150705), (459, 134945), (591, 104805), (685, 90423), (765, 80967), (985, 62883), (1233, 50235), (1773, 34935), (2055, 30141), (2295, 26989), (2329, 26595), (2955, 20961), (3349, 18495), (3699, 16745), (5319, 11645), (6165, 10047), (6987, 8865)]