16618119

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 26265600

約数和(自身を除く): 9647481

約数列:

[1, 3, 7, 21, 47, 113, 141, 149, 329, 339, 447, 791, 987, 1043, 2373, 3129, 5311, 7003, 15933, 16837, 21009, 37177, 49021, 50511, 111531, 117859, 147063, 353577, 791339, 2374017, 5539373, 16618119]

約数ペア:

[(1, 16618119), (3, 5539373), (7, 2374017), (21, 791339), (47, 353577), (113, 147063), (141, 117859), (149, 111531), (329, 50511), (339, 49021), (447, 37177), (791, 21009), (987, 16837), (1043, 15933), (2373, 7003), (3129, 5311)]