131856615

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 261817920

約数和(自身を除く): 129961305

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 73, 89, 99, 123, 165, 205, 219, 267, 365, 369, 445, 451, 495, 615, 657, 801, 803, 979, 1095, 1335, 1353, 1845, 2255, 2409, 2937, 2993, 3285, 3649, 4005, 4015, 4059, 4895, 6497, 6765, 7227, 8811, 8979, 10947, 12045, 14685, 14965, 18245, 19491, 20295, 26937, 32485, 32841, 32923, 36135, 40139, 44055, 44895, 54735, 58473, 71467, 97455, 98769, 120417, 134685, 164205, 164615, 200695, 214401, 266377, 292365, 296307, 357335, 361251, 493845, 602085, 643203, 799131, 1072005, 1331885, 1481535, 1806255, 2397393, 2930147, 3216015, 3995655, 8790441, 11986965, 14650735, 26371323, 43952205, 131856615]

約数ペア:

[(1, 131856615), (3, 43952205), (5, 26371323), (9, 14650735), (11, 11986965), (15, 8790441), (33, 3995655), (41, 3216015), (45, 2930147), (55, 2397393), (73, 1806255), (89, 1481535), (99, 1331885), (123, 1072005), (165, 799131), (205, 643203), (219, 602085), (267, 493845), (365, 361251), (369, 357335), (445, 296307), (451, 292365), (495, 266377), (615, 214401), (657, 200695), (801, 164615), (803, 164205), (979, 134685), (1095, 120417), (1335, 98769), (1353, 97455), (1845, 71467), (2255, 58473), (2409, 54735), (2937, 44895), (2993, 44055), (3285, 40139), (3649, 36135), (4005, 32923), (4015, 32841), (4059, 32485), (4895, 26937), (6497, 20295), (6765, 19491), (7227, 18245), (8811, 14965), (8979, 14685), (10947, 12045)]