28020045

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 46139904

約数和(自身を除く): 18119859

約数列:

[1, 3, 5, 15, 61, 113, 183, 271, 305, 339, 565, 813, 915, 1355, 1695, 4065, 6893, 16531, 20679, 30623, 34465, 49593, 82655, 91869, 103395, 153115, 247965, 459345, 1868003, 5604009, 9340015, 28020045]

約数ペア:

[(1, 28020045), (3, 9340015), (5, 5604009), (15, 1868003), (61, 459345), (113, 247965), (183, 153115), (271, 103395), (305, 91869), (339, 82655), (565, 49593), (813, 34465), (915, 30623), (1355, 20679), (1695, 16531), (4065, 6893)]