284420444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 644861952

約数和(自身を除く): 360441508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 101, 154, 164, 202, 223, 287, 308, 404, 446, 451, 574, 707, 892, 902, 1111, 1148, 1414, 1561, 1804, 2222, 2453, 2828, 3122, 3157, 4141, 4444, 4906, 6244, 6314, 7777, 8282, 9143, 9812, 12628, 15554, 16564, 17171, 18286, 22523, 28987, 31108, 34342, 36572, 45046, 45551, 57974, 64001, 68684, 90092, 91102, 100573, 115948, 128002, 157661, 182204, 201146, 247753, 256004, 315322, 318857, 402292, 495506, 630644, 637714, 704011, 923443, 991012, 1275428, 1408022, 1734271, 1846886, 2816044, 3468542, 3693772, 6464101, 6937084, 10157873, 12928202, 20315746, 25856404, 40631492, 71105111, 142210222, 284420444]

約数ペア:

[(1, 284420444), (2, 142210222), (4, 71105111), (7, 40631492), (11, 25856404), (14, 20315746), (22, 12928202), (28, 10157873), (41, 6937084), (44, 6464101), (77, 3693772), (82, 3468542), (101, 2816044), (154, 1846886), (164, 1734271), (202, 1408022), (223, 1275428), (287, 991012), (308, 923443), (404, 704011), (446, 637714), (451, 630644), (574, 495506), (707, 402292), (892, 318857), (902, 315322), (1111, 256004), (1148, 247753), (1414, 201146), (1561, 182204), (1804, 157661), (2222, 128002), (2453, 115948), (2828, 100573), (3122, 91102), (3157, 90092), (4141, 68684), (4444, 64001), (4906, 57974), (6244, 45551), (6314, 45046), (7777, 36572), (8282, 34342), (9143, 31108), (9812, 28987), (12628, 22523), (15554, 18286), (16564, 17171)]