31890606

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 75499776

約数和(自身を除く): 43609170

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 43, 51, 66, 86, 102, 129, 187, 258, 374, 473, 561, 661, 731, 946, 1122, 1322, 1419, 1462, 1983, 2193, 2838, 3966, 4386, 7271, 8041, 11237, 14542, 16082, 21813, 22474, 24123, 28423, 33711, 43626, 48246, 56846, 67422, 85269, 123607, 170538, 247214, 312653, 370821, 483191, 625306, 741642, 937959, 966382, 1449573, 1875918, 2899146, 5315101, 10630202, 15945303, 31890606]

約数ペア:

[(1, 31890606), (2, 15945303), (3, 10630202), (6, 5315101), (11, 2899146), (17, 1875918), (22, 1449573), (33, 966382), (34, 937959), (43, 741642), (51, 625306), (66, 483191), (86, 370821), (102, 312653), (129, 247214), (187, 170538), (258, 123607), (374, 85269), (473, 67422), (561, 56846), (661, 48246), (731, 43626), (946, 33711), (1122, 28423), (1322, 24123), (1419, 22474), (1462, 21813), (1983, 16082), (2193, 14542), (2838, 11237), (3966, 8041), (4386, 7271)]