637627788

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{40163}}^1$

素因数の和:40193

約数の個数: 90

約数和(自身を含む): 1939077756

約数和(自身を除く): 1301449968

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5292, 7938, 15876, 40163, 80326, 120489, 160652, 240978, 281141, 361467, 481956, 562282, 722934, 843423, 1084401, 1124564, 1445868, 1686846, 1967987, 2168802, 2530269, 3253203, 3373692, 3935974, 4337604, 5060538, 5903961, 6506406, 7590807, 7871948, 10121076, 11807922, 13012812, 15181614, 17711883, 22772421, 23615844, 30363228, 35423766, 45544842, 53135649, 70847532, 91089684, 106271298, 159406947, 212542596, 318813894, 637627788]

約数ペア:

[(1, 637627788), (2, 318813894), (3, 212542596), (4, 159406947), (6, 106271298), (7, 91089684), (9, 70847532), (12, 53135649), (14, 45544842), (18, 35423766), (21, 30363228), (27, 23615844), (28, 22772421), (36, 17711883), (42, 15181614), (49, 13012812), (54, 11807922), (63, 10121076), (81, 7871948), (84, 7590807), (98, 6506406), (108, 5903961), (126, 5060538), (147, 4337604), (162, 3935974), (189, 3373692), (196, 3253203), (252, 2530269), (294, 2168802), (324, 1967987), (378, 1686846), (441, 1445868), (567, 1124564), (588, 1084401), (756, 843423), (882, 722934), (1134, 562282), (1323, 481956), (1764, 361467), (2268, 281141), (2646, 240978), (3969, 160652), (5292, 120489), (7938, 80326), (15876, 40163)]