31237432

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 63549000

約数和(自身を除く): 32311568

約数列:

[1, 2, 4, 8, 17, 34, 59, 68, 118, 136, 229, 236, 289, 458, 472, 578, 916, 1003, 1156, 1832, 2006, 2312, 3893, 4012, 7786, 8024, 13511, 15572, 17051, 27022, 31144, 34102, 54044, 66181, 68204, 108088, 132362, 136408, 229687, 264724, 459374, 529448, 918748, 1837496, 3904679, 7809358, 15618716, 31237432]

約数ペア:

[(1, 31237432), (2, 15618716), (4, 7809358), (8, 3904679), (17, 1837496), (34, 918748), (59, 529448), (68, 459374), (118, 264724), (136, 229687), (229, 136408), (236, 132362), (289, 108088), (458, 68204), (472, 66181), (578, 54044), (916, 34102), (1003, 31144), (1156, 27022), (1832, 17051), (2006, 15572), (2312, 13511), (3893, 8024), (4012, 7786)]