221780152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61469}}^1$

素因数の和:61527

約数の個数: 32

約数和(自身を含む): 464713200

約数和(自身を除く): 242933048

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 61469, 122938, 245876, 491752, 676159, 1352318, 2520229, 2704636, 5040458, 5409272, 10080916, 20161832, 27722519, 55445038, 110890076, 221780152]

約数ペア:

[(1, 221780152), (2, 110890076), (4, 55445038), (8, 27722519), (11, 20161832), (22, 10080916), (41, 5409272), (44, 5040458), (82, 2704636), (88, 2520229), (164, 1352318), (328, 676159), (451, 491752), (902, 245876), (1804, 122938), (3608, 61469)]