211315910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{6581}}^1$

素因数の和:6633

約数の個数: 48

約数和(自身を含む): 433622160

約数和(自身を除く): 222306250

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 845, 1235, 1690, 2470, 3211, 6422, 6581, 13162, 16055, 32110, 32905, 65810, 85553, 125039, 171106, 250078, 427765, 625195, 855530, 1112189, 1250390, 1625507, 2224378, 3251014, 5560945, 8127535, 11121890, 16255070, 21131591, 42263182, 105657955, 211315910]

約数ペア:

[(1, 211315910), (2, 105657955), (5, 42263182), (10, 21131591), (13, 16255070), (19, 11121890), (26, 8127535), (38, 5560945), (65, 3251014), (95, 2224378), (130, 1625507), (169, 1250390), (190, 1112189), (247, 855530), (338, 625195), (494, 427765), (845, 250078), (1235, 171106), (1690, 125039), (2470, 85553), (3211, 65810), (6422, 32905), (6581, 32110), (13162, 16055)]