15155415

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1801}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 30360096

約数和(自身を除く): 15204681

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 1801, 2805, 5403, 8415, 9005, 16209, 19811, 27015, 30617, 59433, 81045, 91851, 99055, 153085, 178299, 275553, 297165, 336787, 459255, 891495, 1010361, 1377765, 1683935, 3031083, 5051805, 15155415]

約数ペア:

[(1, 15155415), (3, 5051805), (5, 3031083), (9, 1683935), (11, 1377765), (15, 1010361), (17, 891495), (33, 459255), (45, 336787), (51, 297165), (55, 275553), (85, 178299), (99, 153085), (153, 99055), (165, 91851), (187, 81045), (255, 59433), (495, 30617), (561, 27015), (765, 19811), (935, 16209), (1683, 9005), (1801, 8415), (2805, 5403)]