7942383

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 13231296

約数和(自身を除く): 5288913

約数列:

[1, 3, 9, 17, 23, 37, 51, 61, 69, 111, 153, 183, 207, 333, 391, 549, 629, 851, 1037, 1173, 1403, 1887, 2257, 2553, 3111, 3519, 4209, 5661, 6771, 7659, 9333, 12627, 14467, 20313, 23851, 38369, 43401, 51911, 71553, 115107, 130203, 155733, 214659, 345321, 467199, 882487, 2647461, 7942383]

約数ペア:

[(1, 7942383), (3, 2647461), (9, 882487), (17, 467199), (23, 345321), (37, 214659), (51, 155733), (61, 130203), (69, 115107), (111, 71553), (153, 51911), (183, 43401), (207, 38369), (333, 23851), (391, 20313), (549, 14467), (629, 12627), (851, 9333), (1037, 7659), (1173, 6771), (1403, 5661), (1887, 4209), (2257, 3519), (2553, 3111)]