138273786

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{211}}^1\times {\mathrm{743}}^1$

素因数の和:976

約数の個数: 72

約数和(自身を含む): 350629344

約数和(自身を除く): 212355558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 211, 294, 422, 441, 633, 743, 882, 1266, 1477, 1486, 1899, 2229, 2954, 3798, 4431, 4458, 5201, 6687, 8862, 10339, 10402, 13293, 13374, 15603, 20678, 26586, 31017, 31206, 36407, 46809, 62034, 72814, 93051, 93618, 109221, 156773, 186102, 218442, 313546, 327663, 470319, 655326, 940638, 1097411, 1410957, 2194822, 2821914, 3292233, 6584466, 7681877, 9876699, 15363754, 19753398, 23045631, 46091262, 69136893, 138273786]

約数ペア:

[(1, 138273786), (2, 69136893), (3, 46091262), (6, 23045631), (7, 19753398), (9, 15363754), (14, 9876699), (18, 7681877), (21, 6584466), (42, 3292233), (49, 2821914), (63, 2194822), (98, 1410957), (126, 1097411), (147, 940638), (211, 655326), (294, 470319), (422, 327663), (441, 313546), (633, 218442), (743, 186102), (882, 156773), (1266, 109221), (1477, 93618), (1486, 93051), (1899, 72814), (2229, 62034), (2954, 46809), (3798, 36407), (4431, 31206), (4458, 31017), (5201, 26586), (6687, 20678), (8862, 15603), (10339, 13374), (10402, 13293)]