78493995

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 66658005

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 89, 135, 139, 141, 235, 267, 417, 423, 445, 695, 705, 801, 1251, 1269, 1335, 2085, 2115, 2403, 3753, 4005, 4183, 6255, 6345, 6533, 12015, 12371, 12549, 18765, 19599, 20915, 32665, 37113, 37647, 58797, 61855, 62745, 97995, 111339, 112941, 176391, 185565, 188235, 293985, 334017, 556695, 564705, 581437, 881955, 1670085, 1744311, 2907185, 5232933, 8721555, 15698799, 26164665, 78493995]

約数ペア:

[(1, 78493995), (3, 26164665), (5, 15698799), (9, 8721555), (15, 5232933), (27, 2907185), (45, 1744311), (47, 1670085), (89, 881955), (135, 581437), (139, 564705), (141, 556695), (235, 334017), (267, 293985), (417, 188235), (423, 185565), (445, 176391), (695, 112941), (705, 111339), (801, 97995), (1251, 62745), (1269, 61855), (1335, 58797), (2085, 37647), (2115, 37113), (2403, 32665), (3753, 20915), (4005, 19599), (4183, 18765), (6255, 12549), (6345, 12371), (6533, 12015)]