137580681

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 221087040

約数和(自身を除く): 83506359

約数列:

[1, 3, 7, 21, 49, 61, 67, 147, 183, 201, 229, 427, 469, 687, 1281, 1407, 1603, 2989, 3283, 4087, 4809, 8967, 9849, 11221, 12261, 13969, 15343, 28609, 33663, 41907, 46029, 85827, 97783, 107401, 200263, 293349, 322203, 600789, 684481, 751807, 935923, 2053443, 2255421, 2807769, 6551461, 19654383, 45860227, 137580681]

約数ペア:

[(1, 137580681), (3, 45860227), (7, 19654383), (21, 6551461), (49, 2807769), (61, 2255421), (67, 2053443), (147, 935923), (183, 751807), (201, 684481), (229, 600789), (427, 322203), (469, 293349), (687, 200263), (1281, 107401), (1407, 97783), (1603, 85827), (2989, 46029), (3283, 41907), (4087, 33663), (4809, 28609), (8967, 15343), (9849, 13969), (11221, 12261)]