1257116

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 2822400

約数和(自身を除く): 1565284

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 139, 238, 266, 278, 323, 476, 532, 556, 646, 973, 1292, 1946, 2261, 2363, 2641, 3892, 4522, 4726, 5282, 9044, 9452, 10564, 16541, 18487, 33082, 36974, 44897, 66164, 73948, 89794, 179588, 314279, 628558, 1257116]

約数ペア:

[(1, 1257116), (2, 628558), (4, 314279), (7, 179588), (14, 89794), (17, 73948), (19, 66164), (28, 44897), (34, 36974), (38, 33082), (68, 18487), (76, 16541), (119, 10564), (133, 9452), (139, 9044), (238, 5282), (266, 4726), (278, 4522), (323, 3892), (476, 2641), (532, 2363), (556, 2261), (646, 1946), (973, 1292)]