291264908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{1667}}^1$

素因数の和:1731

約数の個数: 54

約数和(自身を含む): 591657948

約数和(自身を除く): 300393040

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 361, 418, 484, 722, 836, 1444, 1667, 2299, 3334, 3971, 4598, 6668, 7942, 9196, 15884, 18337, 31673, 36674, 43681, 63346, 73348, 87362, 126692, 174724, 201707, 348403, 403414, 601787, 696806, 806828, 1203574, 1393612, 2407148, 3832433, 6619657, 7664866, 13239314, 15329732, 26478628, 72816227, 145632454, 291264908]

約数ペア:

[(1, 291264908), (2, 145632454), (4, 72816227), (11, 26478628), (19, 15329732), (22, 13239314), (38, 7664866), (44, 6619657), (76, 3832433), (121, 2407148), (209, 1393612), (242, 1203574), (361, 806828), (418, 696806), (484, 601787), (722, 403414), (836, 348403), (1444, 201707), (1667, 174724), (2299, 126692), (3334, 87362), (3971, 73348), (4598, 63346), (6668, 43681), (7942, 36674), (9196, 31673), (15884, 18337)]