87398178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 204871680

約数和(自身を除く): 117473502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 103, 178, 206, 227, 267, 309, 454, 534, 618, 623, 681, 721, 1246, 1362, 1442, 1589, 1869, 2163, 3178, 3738, 4326, 4767, 9167, 9534, 18334, 20203, 23381, 27501, 40406, 46762, 55002, 60609, 64169, 70143, 121218, 128338, 140286, 141421, 163667, 192507, 282842, 327334, 385014, 424263, 491001, 848526, 982002, 2080909, 4161818, 6242727, 12485454, 14566363, 29132726, 43699089, 87398178]

約数ペア:

[(1, 87398178), (2, 43699089), (3, 29132726), (6, 14566363), (7, 12485454), (14, 6242727), (21, 4161818), (42, 2080909), (89, 982002), (103, 848526), (178, 491001), (206, 424263), (227, 385014), (267, 327334), (309, 282842), (454, 192507), (534, 163667), (618, 141421), (623, 140286), (681, 128338), (721, 121218), (1246, 70143), (1362, 64169), (1442, 60609), (1589, 55002), (1869, 46762), (2163, 40406), (3178, 27501), (3738, 23381), (4326, 20203), (4767, 18334), (9167, 9534)]