28734783

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6547}}^1$

素因数の和:6587

約数の個数: 32

約数和(自身を含む): 50288640

約数和(自身を除く): 21553857

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 6547, 19641, 45829, 72017, 124393, 137487, 216051, 373179, 504119, 870751, 1368323, 1512357, 2612253, 4104969, 9578261, 28734783]

約数ペア:

[(1, 28734783), (3, 9578261), (7, 4104969), (11, 2612253), (19, 1512357), (21, 1368323), (33, 870751), (57, 504119), (77, 373179), (133, 216051), (209, 137487), (231, 124393), (399, 72017), (627, 45829), (1463, 19641), (4389, 6547)]