31943412

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 85123584

約数和(自身を除く): 53180172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 173, 207, 223, 276, 346, 414, 446, 519, 669, 692, 828, 892, 1038, 1338, 1557, 2007, 2076, 2676, 3114, 3979, 4014, 5129, 6228, 7958, 8028, 10258, 11937, 15387, 15916, 20516, 23874, 30774, 35811, 38579, 46161, 47748, 61548, 71622, 77158, 92322, 115737, 143244, 154316, 184644, 231474, 347211, 462948, 694422, 887317, 1388844, 1774634, 2661951, 3549268, 5323902, 7985853, 10647804, 15971706, 31943412]

約数ペア:

[(1, 31943412), (2, 15971706), (3, 10647804), (4, 7985853), (6, 5323902), (9, 3549268), (12, 2661951), (18, 1774634), (23, 1388844), (36, 887317), (46, 694422), (69, 462948), (92, 347211), (138, 231474), (173, 184644), (207, 154316), (223, 143244), (276, 115737), (346, 92322), (414, 77158), (446, 71622), (519, 61548), (669, 47748), (692, 46161), (828, 38579), (892, 35811), (1038, 30774), (1338, 23874), (1557, 20516), (2007, 15916), (2076, 15387), (2676, 11937), (3114, 10258), (3979, 8028), (4014, 7958), (5129, 6228)]