71704647

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 122204160

約数和(自身を除く): 50499513

約数列:

[1, 3, 7, 9, 21, 59, 63, 101, 177, 191, 303, 413, 531, 573, 707, 909, 1239, 1337, 1719, 2121, 3717, 4011, 5959, 6363, 11269, 12033, 17877, 19291, 33807, 41713, 53631, 57873, 78883, 101421, 125139, 135037, 173619, 236649, 375417, 405111, 709947, 1138169, 1215333, 3414507, 7967183, 10243521, 23901549, 71704647]

約数ペア:

[(1, 71704647), (3, 23901549), (7, 10243521), (9, 7967183), (21, 3414507), (59, 1215333), (63, 1138169), (101, 709947), (177, 405111), (191, 375417), (303, 236649), (413, 173619), (531, 135037), (573, 125139), (707, 101421), (909, 78883), (1239, 57873), (1337, 53631), (1719, 41713), (2121, 33807), (3717, 19291), (4011, 17877), (5959, 12033), (6363, 11269)]