30994964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7741}}^1$

素因数の和:7776

約数の個数: 48

約数和(自身を含む): 72836736

約数和(自身を除く): 41841772

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 7741, 15482, 30964, 54187, 85151, 100633, 108374, 170302, 201266, 216748, 340604, 402532, 596057, 704431, 1106963, 1192114, 1408862, 2213926, 2384228, 2817724, 4427852, 7748741, 15497482, 30994964]

約数ペア:

[(1, 30994964), (2, 15497482), (4, 7748741), (7, 4427852), (11, 2817724), (13, 2384228), (14, 2213926), (22, 1408862), (26, 1192114), (28, 1106963), (44, 704431), (52, 596057), (77, 402532), (91, 340604), (143, 216748), (154, 201266), (182, 170302), (286, 108374), (308, 100633), (364, 85151), (572, 54187), (1001, 30964), (2002, 15482), (4004, 7741)]