81687006

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:466

約数の個数: 72

約数和(自身を含む): 193100544

約数和(自身を除く): 111413538

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 41, 51, 82, 102, 123, 153, 246, 289, 306, 369, 383, 578, 697, 738, 766, 867, 1149, 1394, 1734, 2091, 2298, 2601, 3447, 4182, 5202, 6273, 6511, 6894, 11849, 12546, 13022, 15703, 19533, 23698, 31406, 35547, 39066, 47109, 58599, 71094, 94218, 106641, 110687, 117198, 141327, 213282, 221374, 266951, 282654, 332061, 533902, 664122, 800853, 996183, 1601706, 1992366, 2402559, 4538167, 4805118, 9076334, 13614501, 27229002, 40843503, 81687006]

約数ペア:

[(1, 81687006), (2, 40843503), (3, 27229002), (6, 13614501), (9, 9076334), (17, 4805118), (18, 4538167), (34, 2402559), (41, 1992366), (51, 1601706), (82, 996183), (102, 800853), (123, 664122), (153, 533902), (246, 332061), (289, 282654), (306, 266951), (369, 221374), (383, 213282), (578, 141327), (697, 117198), (738, 110687), (766, 106641), (867, 94218), (1149, 71094), (1394, 58599), (1734, 47109), (2091, 39066), (2298, 35547), (2601, 31406), (3447, 23698), (4182, 19533), (5202, 15703), (6273, 13022), (6511, 12546), (6894, 11849)]