16471917

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 80

約数和(自身を含む): 32524800

約数和(自身を除く): 16052883

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 81, 99, 133, 139, 171, 189, 209, 231, 297, 399, 417, 513, 567, 627, 693, 891, 973, 1197, 1251, 1463, 1529, 1539, 1881, 2079, 2641, 2919, 3591, 3753, 4389, 4587, 5643, 6237, 7923, 8757, 10703, 10773, 11259, 13167, 13761, 16929, 18487, 23769, 26271, 29051, 32109, 39501, 41283, 55461, 71307, 78813, 87153, 96327, 118503, 123849, 166383, 203357, 213921, 261459, 288981, 499149, 610071, 784377, 866943, 1497447, 1830213, 2353131, 5490639, 16471917]

約数ペア:

[(1, 16471917), (3, 5490639), (7, 2353131), (9, 1830213), (11, 1497447), (19, 866943), (21, 784377), (27, 610071), (33, 499149), (57, 288981), (63, 261459), (77, 213921), (81, 203357), (99, 166383), (133, 123849), (139, 118503), (171, 96327), (189, 87153), (209, 78813), (231, 71307), (297, 55461), (399, 41283), (417, 39501), (513, 32109), (567, 29051), (627, 26271), (693, 23769), (891, 18487), (973, 16929), (1197, 13761), (1251, 13167), (1463, 11259), (1529, 10773), (1539, 10703), (1881, 8757), (2079, 7923), (2641, 6237), (2919, 5643), (3591, 4587), (3753, 4389)]