331325995

素因数分解:

$5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 547741152

約数和(自身を除く): 216415157

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 193, 245, 343, 385, 455, 539, 637, 715, 965, 1001, 1351, 1715, 2123, 2401, 2509, 2695, 3185, 3773, 4459, 5005, 6755, 7007, 9457, 10615, 12005, 12545, 14861, 17563, 18865, 22295, 26411, 27599, 31213, 35035, 47285, 49049, 66199, 74305, 87815, 104027, 122941, 132055, 137995, 156065, 193193, 245245, 330995, 343343, 463393, 520135, 614705, 728189, 860587, 965965, 1352351, 1716715, 2316965, 3640945, 4302935, 5097323, 6024109, 6761755, 9466457, 25486615, 30120545, 47332285, 66265199, 331325995]

約数ペア:

[(1, 331325995), (5, 66265199), (7, 47332285), (11, 30120545), (13, 25486615), (35, 9466457), (49, 6761755), (55, 6024109), (65, 5097323), (77, 4302935), (91, 3640945), (143, 2316965), (193, 1716715), (245, 1352351), (343, 965965), (385, 860587), (455, 728189), (539, 614705), (637, 520135), (715, 463393), (965, 343343), (1001, 330995), (1351, 245245), (1715, 193193), (2123, 156065), (2401, 137995), (2509, 132055), (2695, 122941), (3185, 104027), (3773, 87815), (4459, 74305), (5005, 66199), (6755, 49049), (7007, 47285), (9457, 35035), (10615, 31213), (12005, 27599), (12545, 26411), (14861, 22295), (17563, 18865)]