1921781394

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139199}}^1$

素因数の和:139279

約数の個数: 48

約数和(自身を含む): 4560192000

約数和(自身を除く): 2638410606

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 177, 234, 354, 531, 767, 1062, 1534, 2301, 4602, 6903, 13806, 139199, 278398, 417597, 835194, 1252791, 1809587, 2505582, 3619174, 5428761, 8212741, 10857522, 16286283, 16425482, 24638223, 32572566, 49276446, 73914669, 106765633, 147829338, 213531266, 320296899, 640593798, 960890697, 1921781394]

約数ペア:

[(1, 1921781394), (2, 960890697), (3, 640593798), (6, 320296899), (9, 213531266), (13, 147829338), (18, 106765633), (26, 73914669), (39, 49276446), (59, 32572566), (78, 24638223), (117, 16425482), (118, 16286283), (177, 10857522), (234, 8212741), (354, 5428761), (531, 3619174), (767, 2505582), (1062, 1809587), (1534, 1252791), (2301, 835194), (4602, 417597), (6903, 278398), (13806, 139199)]