51997428

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{4211}}^1$

素因数の和:4242

約数の個数: 72

約数和(自身を含む): 153316800

約数和(自身を除く): 101319372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 4211, 6174, 8422, 12348, 12633, 16844, 25266, 29477, 37899, 50532, 58954, 75798, 88431, 117908, 151596, 176862, 206339, 265293, 353724, 412678, 530586, 619017, 825356, 1061172, 1238034, 1444373, 1857051, 2476068, 2888746, 3714102, 4333119, 5777492, 7428204, 8666238, 12999357, 17332476, 25998714, 51997428]

約数ペア:

[(1, 51997428), (2, 25998714), (3, 17332476), (4, 12999357), (6, 8666238), (7, 7428204), (9, 5777492), (12, 4333119), (14, 3714102), (18, 2888746), (21, 2476068), (28, 1857051), (36, 1444373), (42, 1238034), (49, 1061172), (63, 825356), (84, 619017), (98, 530586), (126, 412678), (147, 353724), (196, 265293), (252, 206339), (294, 176862), (343, 151596), (441, 117908), (588, 88431), (686, 75798), (882, 58954), (1029, 50532), (1372, 37899), (1764, 29477), (2058, 25266), (3087, 16844), (4116, 12633), (4211, 12348), (6174, 8422)]