3199995

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 6065280

約数和(自身を除く): 2865285

約数列:

[1, 3, 5, 9, 15, 17, 45, 47, 51, 85, 89, 141, 153, 235, 255, 267, 423, 445, 705, 765, 799, 801, 1335, 1513, 2115, 2397, 3995, 4005, 4183, 4539, 7191, 7565, 11985, 12549, 13617, 20915, 22695, 35955, 37647, 62745, 68085, 71111, 188235, 213333, 355555, 639999, 1066665, 3199995]

約数ペア:

[(1, 3199995), (3, 1066665), (5, 639999), (9, 355555), (15, 213333), (17, 188235), (45, 71111), (47, 68085), (51, 62745), (85, 37647), (89, 35955), (141, 22695), (153, 20915), (235, 13617), (255, 12549), (267, 11985), (423, 7565), (445, 7191), (705, 4539), (765, 4183), (799, 4005), (801, 3995), (1335, 2397), (1513, 2115)]