82921905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 160631016

約数和(自身を除く): 77709111

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 97, 99, 121, 157, 165, 291, 363, 471, 485, 495, 605, 785, 873, 1067, 1089, 1413, 1455, 1727, 1815, 2355, 3201, 4365, 5181, 5335, 5445, 7065, 8635, 9603, 11737, 15229, 15543, 16005, 18997, 25905, 35211, 45687, 48015, 56991, 58685, 76145, 77715, 94985, 105633, 137061, 167519, 170973, 176055, 228435, 284955, 502557, 528165, 685305, 837595, 854865, 1507671, 1842709, 2512785, 5528127, 7538355, 9213545, 16584381, 27640635, 82921905]

約数ペア:

[(1, 82921905), (3, 27640635), (5, 16584381), (9, 9213545), (11, 7538355), (15, 5528127), (33, 2512785), (45, 1842709), (55, 1507671), (97, 854865), (99, 837595), (121, 685305), (157, 528165), (165, 502557), (291, 284955), (363, 228435), (471, 176055), (485, 170973), (495, 167519), (605, 137061), (785, 105633), (873, 94985), (1067, 77715), (1089, 76145), (1413, 58685), (1455, 56991), (1727, 48015), (1815, 45687), (2355, 35211), (3201, 25905), (4365, 18997), (5181, 16005), (5335, 15543), (5445, 15229), (7065, 11737), (8635, 9603)]