287504

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:183

約数の個数: 40

約数和(自身を含む): 678528

約数和(自身を除く): 391024

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 151, 238, 272, 302, 476, 604, 952, 1057, 1208, 1904, 2114, 2416, 2567, 4228, 5134, 8456, 10268, 16912, 17969, 20536, 35938, 41072, 71876, 143752, 287504]

約数ペア:

[(1, 287504), (2, 143752), (4, 71876), (7, 41072), (8, 35938), (14, 20536), (16, 17969), (17, 16912), (28, 10268), (34, 8456), (56, 5134), (68, 4228), (112, 2567), (119, 2416), (136, 2114), (151, 1904), (238, 1208), (272, 1057), (302, 952), (476, 604)]