16513686

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{79}}^2$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 43235640

約数和(自身を除く): 26721954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 79, 98, 126, 147, 158, 189, 237, 294, 378, 441, 474, 553, 711, 882, 1106, 1323, 1422, 1659, 2133, 2646, 3318, 3871, 4266, 4977, 6241, 7742, 9954, 11613, 12482, 14931, 18723, 23226, 29862, 34839, 37446, 43687, 56169, 69678, 87374, 104517, 112338, 131061, 168507, 209034, 262122, 305809, 337014, 393183, 611618, 786366, 917427, 1179549, 1834854, 2359098, 2752281, 5504562, 8256843, 16513686]

約数ペア:

[(1, 16513686), (2, 8256843), (3, 5504562), (6, 2752281), (7, 2359098), (9, 1834854), (14, 1179549), (18, 917427), (21, 786366), (27, 611618), (42, 393183), (49, 337014), (54, 305809), (63, 262122), (79, 209034), (98, 168507), (126, 131061), (147, 112338), (158, 104517), (189, 87374), (237, 69678), (294, 56169), (378, 43687), (441, 37446), (474, 34839), (553, 29862), (711, 23226), (882, 18723), (1106, 14931), (1323, 12482), (1422, 11613), (1659, 9954), (2133, 7742), (2646, 6241), (3318, 4977), (3871, 4266)]