15996519

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 29562624

約数和(自身を除く): 13566105

約数列:

[1, 3, 7, 9, 11, 21, 33, 41, 63, 77, 99, 123, 231, 287, 369, 451, 563, 693, 861, 1353, 1689, 2583, 3157, 3941, 4059, 5067, 6193, 9471, 11823, 18579, 23083, 28413, 35469, 43351, 55737, 69249, 130053, 161581, 207747, 253913, 390159, 484743, 761739, 1454229, 1777391, 2285217, 5332173, 15996519]

約数ペア:

[(1, 15996519), (3, 5332173), (7, 2285217), (9, 1777391), (11, 1454229), (21, 761739), (33, 484743), (41, 390159), (63, 253913), (77, 207747), (99, 161581), (123, 130053), (231, 69249), (287, 55737), (369, 43351), (451, 35469), (563, 28413), (693, 23083), (861, 18579), (1353, 11823), (1689, 9471), (2583, 6193), (3157, 5067), (3941, 4059)]