638049126

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{25643}}^1$

素因数の和:25701

約数の個数: 64

約数和(自身を含む): 1550949120

約数和(自身を除く): 912899994

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 29, 33, 39, 58, 66, 78, 87, 143, 174, 286, 319, 377, 429, 638, 754, 858, 957, 1131, 1914, 2262, 4147, 8294, 12441, 24882, 25643, 51286, 76929, 153858, 282073, 333359, 564146, 666718, 743647, 846219, 1000077, 1487294, 1692438, 2000154, 2230941, 3666949, 4461882, 7333898, 8180117, 9667411, 11000847, 16360234, 19334822, 22001694, 24540351, 29002233, 49080702, 58004466, 106341521, 212683042, 319024563, 638049126]

約数ペア:

[(1, 638049126), (2, 319024563), (3, 212683042), (6, 106341521), (11, 58004466), (13, 49080702), (22, 29002233), (26, 24540351), (29, 22001694), (33, 19334822), (39, 16360234), (58, 11000847), (66, 9667411), (78, 8180117), (87, 7333898), (143, 4461882), (174, 3666949), (286, 2230941), (319, 2000154), (377, 1692438), (429, 1487294), (638, 1000077), (754, 846219), (858, 743647), (957, 666718), (1131, 564146), (1914, 333359), (2262, 282073), (4147, 153858), (8294, 76929), (12441, 51286), (24882, 25643)]