71304997761

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{19421}}^1$

素因数の和:19887

約数の個数: 64

約数和(自身を含む): 118023609600

約数和(自身を除く): 46718611839

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 323, 421, 459, 513, 969, 1263, 2907, 3789, 7157, 7999, 8721, 11367, 19421, 21471, 23997, 58263, 64413, 71991, 135983, 174789, 193239, 215973, 330157, 368999, 407949, 524367, 990471, 1106997, 1223847, 2971413, 3320991, 3671541, 6272983, 8176241, 8914239, 9962973, 18818949, 24528723, 56456847, 73586169, 138996097, 155348579, 169370541, 220758507, 416988291, 466045737, 1250964873, 1398137211, 2640925843, 3752894619, 4194411633, 7922777529, 23768332587, 71304997761]

約数ペア:

[(1, 71304997761), (3, 23768332587), (9, 7922777529), (17, 4194411633), (19, 3752894619), (27, 2640925843), (51, 1398137211), (57, 1250964873), (153, 466045737), (171, 416988291), (323, 220758507), (421, 169370541), (459, 155348579), (513, 138996097), (969, 73586169), (1263, 56456847), (2907, 24528723), (3789, 18818949), (7157, 9962973), (7999, 8914239), (8721, 8176241), (11367, 6272983), (19421, 3671541), (21471, 3320991), (23997, 2971413), (58263, 1223847), (64413, 1106997), (71991, 990471), (135983, 524367), (174789, 407949), (193239, 368999), (215973, 330157)]