1664184424

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1\times {\mathrm{997}}^1$

素因数の和:1778

約数の個数: 64

約数和(自身を含む): 3661781760

約数和(自身を除く): 1997597336

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 727, 997, 1148, 1454, 1994, 2296, 2908, 3988, 5089, 5816, 6979, 7976, 10178, 13958, 20356, 27916, 29807, 40712, 40877, 55832, 59614, 81754, 119228, 163508, 208649, 238456, 286139, 327016, 417298, 572278, 724819, 834596, 1144556, 1449638, 1669192, 2289112, 2899276, 5073733, 5798552, 10147466, 20294932, 29717579, 40589864, 59435158, 118870316, 208023053, 237740632, 416046106, 832092212, 1664184424]

約数ペア:

[(1, 1664184424), (2, 832092212), (4, 416046106), (7, 237740632), (8, 208023053), (14, 118870316), (28, 59435158), (41, 40589864), (56, 29717579), (82, 20294932), (164, 10147466), (287, 5798552), (328, 5073733), (574, 2899276), (727, 2289112), (997, 1669192), (1148, 1449638), (1454, 1144556), (1994, 834596), (2296, 724819), (2908, 572278), (3988, 417298), (5089, 327016), (5816, 286139), (6979, 238456), (7976, 208649), (10178, 163508), (13958, 119228), (20356, 81754), (27916, 59614), (29807, 55832), (40712, 40877)]