138851188

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{557}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 288731520

約数和(自身を除く): 149880332

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 307, 406, 557, 614, 812, 1114, 1228, 2149, 2228, 3899, 4298, 7798, 8596, 8903, 15596, 16153, 17806, 32306, 35612, 62321, 64612, 113071, 124642, 170999, 226142, 249284, 341998, 452284, 683996, 1196993, 2393986, 4787972, 4958971, 9917942, 19835884, 34712797, 69425594, 138851188]

約数ペア:

[(1, 138851188), (2, 69425594), (4, 34712797), (7, 19835884), (14, 9917942), (28, 4958971), (29, 4787972), (58, 2393986), (116, 1196993), (203, 683996), (307, 452284), (406, 341998), (557, 249284), (614, 226142), (812, 170999), (1114, 124642), (1228, 113071), (2149, 64612), (2228, 62321), (3899, 35612), (4298, 32306), (7798, 17806), (8596, 16153), (8903, 15596)]