4021407

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 6930560

約数和(自身を除く): 2909153

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 67, 81, 117, 171, 201, 243, 247, 351, 513, 603, 741, 871, 1053, 1273, 1539, 1809, 2223, 2613, 3159, 3819, 4617, 5427, 6669, 7839, 11457, 16281, 16549, 20007, 23517, 34371, 49647, 60021, 70551, 103113, 148941, 211653, 309339, 446823, 1340469, 4021407]

約数ペア:

[(1, 4021407), (3, 1340469), (9, 446823), (13, 309339), (19, 211653), (27, 148941), (39, 103113), (57, 70551), (67, 60021), (81, 49647), (117, 34371), (171, 23517), (201, 20007), (243, 16549), (247, 16281), (351, 11457), (513, 7839), (603, 6669), (741, 5427), (871, 4617), (1053, 3819), (1273, 3159), (1539, 2613), (1809, 2223)]