319142936

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{72139}}^1$

素因数の和:72231

約数の個数: 32

約数和(自身を含む): 692544000

約数和(自身を除く): 373401064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 72139, 144278, 288556, 504973, 577112, 1009946, 2019892, 4039784, 5698981, 11397962, 22795924, 39892867, 45591848, 79785734, 159571468, 319142936]

約数ペア:

[(1, 319142936), (2, 159571468), (4, 79785734), (7, 45591848), (8, 39892867), (14, 22795924), (28, 11397962), (56, 5698981), (79, 4039784), (158, 2019892), (316, 1009946), (553, 577112), (632, 504973), (1106, 288556), (2212, 144278), (4424, 72139)]