217831852

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{27107}}^1$

素因数の和:27166

約数の個数: 36

約数和(自身を含む): 454275864

約数和(自身を除く): 236444012

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 4018, 8036, 27107, 54214, 108428, 189749, 379498, 758996, 1111387, 1328243, 2222774, 2656486, 4445548, 5312972, 7779709, 15559418, 31118836, 54457963, 108915926, 217831852]

約数ペア:

[(1, 217831852), (2, 108915926), (4, 54457963), (7, 31118836), (14, 15559418), (28, 7779709), (41, 5312972), (49, 4445548), (82, 2656486), (98, 2222774), (164, 1328243), (196, 1111387), (287, 758996), (574, 379498), (1148, 189749), (2009, 108428), (4018, 54214), (8036, 27107)]