1005211215

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 1859524128

約数和(自身を除く): 854312913

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 197, 215, 293, 387, 405, 591, 645, 879, 985, 1161, 1465, 1773, 1935, 2637, 2955, 3483, 4395, 5319, 5805, 7911, 8471, 8865, 12599, 13185, 15957, 17415, 23733, 25413, 26595, 37797, 39555, 42355, 57721, 62995, 76239, 79785, 113391, 118665, 127065, 173163, 188985, 228717, 288605, 340173, 381195, 519489, 566955, 686151, 865815, 1020519, 1143585, 1558467, 1700865, 2482003, 2597445, 3430755, 4675401, 5102595, 7446009, 7792335, 12410015, 22338027, 23377005, 37230045, 67014081, 111690135, 201042243, 335070405, 1005211215]

約数ペア:

[(1, 1005211215), (3, 335070405), (5, 201042243), (9, 111690135), (15, 67014081), (27, 37230045), (43, 23377005), (45, 22338027), (81, 12410015), (129, 7792335), (135, 7446009), (197, 5102595), (215, 4675401), (293, 3430755), (387, 2597445), (405, 2482003), (591, 1700865), (645, 1558467), (879, 1143585), (985, 1020519), (1161, 865815), (1465, 686151), (1773, 566955), (1935, 519489), (2637, 381195), (2955, 340173), (3483, 288605), (4395, 228717), (5319, 188985), (5805, 173163), (7911, 127065), (8471, 118665), (8865, 113391), (12599, 79785), (13185, 76239), (15957, 62995), (17415, 57721), (23733, 42355), (25413, 39555), (26595, 37797)]