78348501

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:583

約数の個数: 72

約数和(自身を含む): 148531968

約数和(自身を除く): 70183467

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 49, 63, 77, 93, 99, 147, 217, 231, 279, 341, 441, 521, 539, 651, 693, 1023, 1519, 1563, 1617, 1953, 2387, 3069, 3647, 4557, 4689, 4851, 5731, 7161, 10941, 13671, 16151, 16709, 17193, 21483, 25529, 32823, 40117, 48453, 50127, 51579, 76587, 113057, 120351, 145359, 150381, 177661, 229761, 280819, 339171, 361053, 532983, 791399, 842457, 1017513, 1243627, 1598949, 2374197, 2527371, 3730881, 7122591, 8705389, 11192643, 26116167, 78348501]

約数ペア:

[(1, 78348501), (3, 26116167), (7, 11192643), (9, 8705389), (11, 7122591), (21, 3730881), (31, 2527371), (33, 2374197), (49, 1598949), (63, 1243627), (77, 1017513), (93, 842457), (99, 791399), (147, 532983), (217, 361053), (231, 339171), (279, 280819), (341, 229761), (441, 177661), (521, 150381), (539, 145359), (651, 120351), (693, 113057), (1023, 76587), (1519, 51579), (1563, 50127), (1617, 48453), (1953, 40117), (2387, 32823), (3069, 25529), (3647, 21483), (4557, 17193), (4689, 16709), (4851, 16151), (5731, 13671), (7161, 10941)]