78011479

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 104569920

約数和(自身を除く): 26558441

約数列:

[1, 7, 13, 29, 41, 49, 91, 103, 203, 287, 377, 533, 637, 721, 1189, 1339, 1421, 2009, 2639, 2987, 3731, 4223, 5047, 8323, 9373, 15457, 18473, 20909, 26117, 29561, 38831, 54899, 58261, 65611, 108199, 122467, 146363, 206927, 271817, 384293, 757393, 857269, 1592071, 1902719, 2690051, 6000883, 11144497, 78011479]

約数ペア:

[(1, 78011479), (7, 11144497), (13, 6000883), (29, 2690051), (41, 1902719), (49, 1592071), (91, 857269), (103, 757393), (203, 384293), (287, 271817), (377, 206927), (533, 146363), (637, 122467), (721, 108199), (1189, 65611), (1339, 58261), (1421, 54899), (2009, 38831), (2639, 29561), (2987, 26117), (3731, 20909), (4223, 18473), (5047, 15457), (8323, 9373)]