661061368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{3457}}^1$

素因数の和:3568

約数の個数: 64

約数和(自身を含む): 1411693920

約数和(自身を除く): 750632552

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 53, 82, 88, 106, 164, 212, 328, 424, 451, 583, 902, 1166, 1804, 2173, 2332, 3457, 3608, 4346, 4664, 6914, 8692, 13828, 17384, 23903, 27656, 38027, 47806, 76054, 95612, 141737, 152108, 183221, 191224, 283474, 304216, 366442, 566948, 732884, 1133896, 1465768, 1559107, 2015431, 3118214, 4030862, 6236428, 7512061, 8061724, 12472856, 15024122, 16123448, 30048244, 60096488, 82632671, 165265342, 330530684, 661061368]

約数ペア:

[(1, 661061368), (2, 330530684), (4, 165265342), (8, 82632671), (11, 60096488), (22, 30048244), (41, 16123448), (44, 15024122), (53, 12472856), (82, 8061724), (88, 7512061), (106, 6236428), (164, 4030862), (212, 3118214), (328, 2015431), (424, 1559107), (451, 1465768), (583, 1133896), (902, 732884), (1166, 566948), (1804, 366442), (2173, 304216), (2332, 283474), (3457, 191224), (3608, 183221), (4346, 152108), (4664, 141737), (6914, 95612), (8692, 76054), (13828, 47806), (17384, 38027), (23903, 27656)]