1380458716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{16561}}^1$

素因数の和:16814

約数の個数: 48

約数和(自身を含む): 2986459840

約数和(自身を除く): 1606001124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 229, 364, 458, 916, 1603, 2977, 3206, 5954, 6412, 11908, 16561, 20839, 33122, 41678, 66244, 83356, 115927, 215293, 231854, 430586, 463708, 861172, 1507051, 3014102, 3792469, 6028204, 7584938, 15169876, 26547283, 49302097, 53094566, 98604194, 106189132, 197208388, 345114679, 690229358, 1380458716]

約数ペア:

[(1, 1380458716), (2, 690229358), (4, 345114679), (7, 197208388), (13, 106189132), (14, 98604194), (26, 53094566), (28, 49302097), (52, 26547283), (91, 15169876), (182, 7584938), (229, 6028204), (364, 3792469), (458, 3014102), (916, 1507051), (1603, 861172), (2977, 463708), (3206, 430586), (5954, 231854), (6412, 215293), (11908, 115927), (16561, 83356), (20839, 66244), (33122, 41678)]