28393512928

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{197221}}^1$

素因数の和:197651

約数の個数: 48

約数和(自身を含む): 61130931120

約数和(自身を除く): 32737418192

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 409, 818, 1636, 3272, 4499, 6544, 8998, 13088, 17996, 35992, 71984, 143968, 197221, 394442, 788884, 1577768, 2169431, 3155536, 4338862, 6311072, 8677724, 17355448, 34710896, 69421792, 80663389, 161326778, 322653556, 645307112, 887297279, 1290614224, 1774594558, 2581228448, 3549189116, 7098378232, 14196756464, 28393512928]

約数ペア:

[(1, 28393512928), (2, 14196756464), (4, 7098378232), (8, 3549189116), (11, 2581228448), (16, 1774594558), (22, 1290614224), (32, 887297279), (44, 645307112), (88, 322653556), (176, 161326778), (352, 80663389), (409, 69421792), (818, 34710896), (1636, 17355448), (3272, 8677724), (4499, 6311072), (6544, 4338862), (8998, 3155536), (13088, 2169431), (17996, 1577768), (35992, 788884), (71984, 394442), (143968, 197221)]