311922987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{7187}}^1$

素因数の和:7267

約数の個数: 32

約数和(自身を含む): 471992832

約数和(自身を除く): 160069845

約数列:

[1, 3, 17, 23, 37, 51, 69, 111, 391, 629, 851, 1173, 1887, 2553, 7187, 14467, 21561, 43401, 122179, 165301, 265919, 366537, 495903, 797757, 2810117, 4520623, 6116137, 8430351, 13561869, 18348411, 103974329, 311922987]

約数ペア:

[(1, 311922987), (3, 103974329), (17, 18348411), (23, 13561869), (37, 8430351), (51, 6116137), (69, 4520623), (111, 2810117), (391, 797757), (629, 495903), (851, 366537), (1173, 265919), (1887, 165301), (2553, 122179), (7187, 43401), (14467, 21561)]