61809165

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 125349120

約数和(自身を除く): 63539955

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 61, 69, 89, 99, 115, 165, 183, 207, 253, 267, 305, 345, 445, 495, 549, 671, 759, 801, 915, 979, 1035, 1265, 1335, 1403, 2013, 2047, 2277, 2745, 2937, 3355, 3795, 4005, 4209, 4895, 5429, 6039, 6141, 7015, 8811, 10065, 10235, 11385, 12627, 14685, 15433, 16287, 18423, 21045, 22517, 27145, 30195, 30705, 44055, 46299, 48861, 59719, 63135, 67551, 77165, 81435, 92115, 112585, 124867, 138897, 179157, 202653, 231495, 244305, 298595, 337755, 374601, 537471, 624335, 694485, 895785, 1013265, 1123803, 1373537, 1873005, 2687355, 4120611, 5619015, 6867685, 12361833, 20603055, 61809165]

約数ペア:

[(1, 61809165), (3, 20603055), (5, 12361833), (9, 6867685), (11, 5619015), (15, 4120611), (23, 2687355), (33, 1873005), (45, 1373537), (55, 1123803), (61, 1013265), (69, 895785), (89, 694485), (99, 624335), (115, 537471), (165, 374601), (183, 337755), (207, 298595), (253, 244305), (267, 231495), (305, 202653), (345, 179157), (445, 138897), (495, 124867), (549, 112585), (671, 92115), (759, 81435), (801, 77165), (915, 67551), (979, 63135), (1035, 59719), (1265, 48861), (1335, 46299), (1403, 44055), (2013, 30705), (2047, 30195), (2277, 27145), (2745, 22517), (2937, 21045), (3355, 18423), (3795, 16287), (4005, 15433), (4209, 14685), (4895, 12627), (5429, 11385), (6039, 10235), (6141, 10065), (7015, 8811)]